J 4 Balanced -10dB to 4dB Signal Driver - Stereo preamp boosts signals to 4dB balanced line level - Increases gain for low output instruments and music players - Transformer isolated to eliminate noise caused by ground loops - Plenty of connector options - Plug and play easy to use - The Radial J 4 is a stereo interface designed to accept unbalanced low output level devices such as instruments, computers or CD players and boost the signal to a balanced 4dB level for easy manipulation in professional environments such as broadcast, recording studios and live touring. The design begins with 100% discrete components for optimal signal transfer. Careful attention has been paid to eliminate noise by combining the advantages of active signal buffering with transformer isolation. The J 4 delivers better than 95dB signal to noise while ensuring hum and buzz caused by ground loops along with spurious noise from clocking does not pollute the signal path. For ease of use, controls have been kept to a minimum. This includes a stereo level control, a high pass (low cut) filter and ground lift. The choice of input connectors include a stacked set of ¼`` jacks for DJ mixers or keyboards, RCAs for CD players and a mini 3.5mm for iPods. As with all Radial products, the Radial J 4 is built tough to handle the extreme rigors of professional touring. A unique 14-gauge steel I-beam inner frame ensures the sensitive PC board will not be subjected to outside stress which could potentially cause solder joints to fail. An innovative book-end outer shell creates protective zones around the controls, switches and connectors to further improve dependability while a full bottom no-slip pad provides both mechanical and electrical isolation. The Radial J 4 balanced line driver delivers exceptional sonic performance, plenty of headroom and ultra low noise making it the ideal companion for today's more demanding professional audio systems. Applications Using the J 4 to boost a stereo signal Increasing the output from a CD player to a 4dB balanced signal is easy. Just plug into the RCA inputs, adjust the volume level and the J 4 does all the work. Transformer isolation eliminates ground loops for quiet performance every time. Using the J 4 with your computer Today, computers and laptops are being used in all types of audio-visual systems. The J 4 makes it easy to interface with a built-in 3.5mm (1/8) TRS jack. Plug in and the J 4 will boost and balance the signal and deliver a professional line level signal. Using the J 4 with a keyboard Many keyboards and synthesizers do not have enough output to effectively drive the line level input on a mixer. This is particularly troublesome on older keyboards such as a Rhodes piano. The J 4 makes it easy with built-in ¼ inputs and balanced XLR outs.

StageBug SB-5 Laptop DI - Stereo direct box for laptop computer - Integral 1.5m cable with sidewinder cleat - Transformer isolation eliminates noise - Plug and play easy to use no power required The Radial Stage Bug SB-5 is a compact stereo direct box designed to accommodate laptop computers, tablets and other consumer audio products when amplifying the signal through a PA system. The passive design begins with an integrated input cable that connects from the headphone out via a flexible 1.5m (5') cable that is terminated with a standard 3.5mm (1/8) stereo connector. The cable is secured via a clamping strain relief and is wrapped using the sidewinder cleat for easy storage. This of course eliminates having to locate a cable making it easier to deploy in fast paced work environments. Inside, the signal is sent to a pair of custom wound transformers where the impedance is lowered and the signal is balanced for long cable runs - upwards to 100 meters (300'). Transformers further benefit by isolating the computer from the PA system to help eliminate hum and buzz caused by ground loops. This is augmented with a ground lift switch to further reduce ground contamination. A choice of output connectors is available including a stereo set of ¼ TRS jacks for full stereo operation or an XLR out that automatically sums the left-right program material to mono. This can save valuable channels on the PA system and makes setup easier in situations where full stereo reproduction is not required. A -15dB input pad may be engaged to reduce sensitivity and enable extra high output sources to be connected without distortion. These features combine to make the SB-5 the perfect tool-kit DI for the AV technician, media manager or traveling musician equipped with a computer. Applications Using the SB-5 with a computer : Connect the headphone output from your computer directly into the StageBug SB-5 for quiet performance each time. The sidewinder cable cleat makes storage easy and you never lose the cable! Using the SB-5 with a tablet : The SB-5 is your perfect direct box when extra portability is needed. Connect your iPad or Galaxy tablet to the SB-5 via the integral 3.5mm cable connection and sum to mono via the XLR output. Using the SB-5 with an iPhone : Need to play backing tracks in stereo The Stage Bug SB-5 makes it easy to connect from your portable music player. Connect from the headphone out to the SB-5 and send a balanced stereo signal to the PA.

ProAV2 Multimedia DI - 'Swiss Army knife' direct box for multi-media - Easy to use, ultra-quiet passive design - Eliminates ground loops that cause hum and buzz - Handles huge transients without distortion - The Radial ProAV1 and ProAV2 are passive direct boxes specifically developed with the audio-video integrator in mind. The ProAV1 features a variety of stereo inputs that are summed mono via a resistive mixer, greatly simplifying signal management. The ProAV2 delivers two discrete channels where full stereo functionality is required. To eliminate the need for various adaptors, both units are equipped with a 'Swiss Army' array of connectivity options including 1/4 inputs for instruments, RCA and 3.5mm (1/8) connectors for CD players, iPods, video decks and computers. The ProAV1 also features a female XLR input for interfacing equipment with 4dB professional signal levels. The front panel connectors can also be used as thru-puts to allow multiple patch points. Custom wound Eclipse ET-DB2 transformers are able to withstand exceptionally hot signal levels while maintaining linearity from 20Hz to 20kHz. The resulting smooth Bessel curve is warm and natural, making them particularly adept at handling digital sources that can sound harsh. Transformer isolation further benefits by eliminating hum and buzz caused by ground loops or DC offset problems. These features combine to make the ProAV1 and ProAV2 'must have' problem solvers for the audio-visual technician's tool kit. Applications Consumer Audio to PA System The ProAV1 is perfect for interfacing consumer audio electronics with with pro PA and recording equipment. The dual phone, RCA and 3.5mm inputs on the ProAV1 sum the left and right stereo channels to a mono output. Standard DI For Instruments The ProAV1 works just like standard direct boxes for passive and active musical instruments like guitars, basses, and keyboards. You can thru-put the signal to an on-stage amp while transformer isolation keeps things quiet. ProAV2: Stereo In ~ Stereo Out The ProAV2 operates in true stereo (dual mono) making it ideal for stereo devices like laptops an DVD players. Just like the ProAV1 you can connect with phone, RCA and 3.5mm jacks, quick and adapter-free.

Phazer Class-A Phase Adjuster - Time align two signals for exceptional clarity - 100% analogue, does not 'step' like digital delay - Low-pass filter lets you focus the effect - Once you try it, you will never mix without - The Radial Phazer is an analogue phase alignment tool that lets you bring two sound sources together so that the fundamentals play in sync. Once in phase, the results are impressive: On electric guitar; you can combine the direct feed of an amp with a room mic to create fat rich tones. On a kick drum, combine the 'attack' sound from a batter head mic with the 'boom' captured by the outer shell mic. On a snare drum, combine the top and bottom mics and on acoustic instruments, combine a close 'spot' mic with a room mic to capture textures like never before. The Phazer is designed from the ground up for optimum sound quality. It employs full-size 100% discreet class-A electronics to deliver the warmth and thickness that is simply not possible with chip based devices. This results in smooth, natural sounding phase curves which are particularly noticeable in the lower frequency spectrum. 0º to 180º phase adjustment is performed with a single knob making it easy to zone-in on the sweet spot. For the more adventurous, a 180º polarity reverse switch accesses the 181º to 360º range and lets you create weird to absurd 'Phazed' tonal textures. This is augmented with a variable low-pass filter that lets you focus the effect in the lower frequency spectrum - where phasing is most audible. Built Radial tough for the road, the Phazer is equipped with an innovative book-end design that creates a protective zone around the knobs and switches. Construction is 14-gauge steel with an internal I-beam frame that protects the sensitive electronics in even the harshest touring environments. A full bottom no-slip pad provides electrical insulation to eliminate electrical bonding and mechanical isolation to reduce mishap. The Radial Phazer is a creative tool for the studio designed to expand your tonal palette. Live, it delivers great sound fast. Once you try one, you will never mix without! Applications Using the Phazer in a kick drum Engineers love to combine the attack of the batter head with the boom of a second mic. The Phazer elevates the effect by letting you combine the two in perfect sync. Simply insert the Phazer on the batter head channel, rotate the phase control and in seconds you are there. Using the Phazer with a guitar amp Sometimes, getting a great guitar sound seems to take forever. This is due to irregularities such as stage resonance, room acoustics and a slight shift in mic position. Combine a Radial JDX direct box with the usual SM57 on the speaker. Phaze adjust the JDX and in seconds, you will get huge guitar sounds. Using the Phazer to solve bass problems In smaller venues, the bass level coming off the stage can often compete with the PA system making it hard to mix. Combine the direct feed from the bass amp using a JDX direct box and phase align it to the PA using the Phazer. You will be amazed at how this simple process will clean up your mix.

ProAV1 Multimedia DI - 'Swiss Army knife' direct box for multi-media - Easy to use, ultra-quiet passive design - Eliminates ground loops that cause hum and buzz - Handles huge transients without distortion - The Radial ProAV1 and ProAV2 are passive direct boxes specifically developed with the audio-video integrator in mind. The ProAV1 features a variety of stereo inputs that are summed mono via a resistive mixer, greatly simplifying signal management. The ProAV2 delivers two discrete channels where full stereo functionality is required. To eliminate the need for various adaptors, both units are equipped with a 'Swiss Army' array of connectivity options including 1/4 inputs for instruments, RCA and 3.5mm (1/8) connectors for CD players, iPods, video decks and computers. The ProAV1 also features a female XLR input for interfacing equipment with 4dB professional signal levels. The front panel connectors can also be used as thru-puts to allow multiple patch points. Custom wound Eclipse ET-DB2 transformers are able to withstand exceptionally hot signal levels while maintaining linearity from 20Hz to 20kHz. The resulting smooth Bessel curve is warm and natural, making them particularly adept at handling digital sources that can sound harsh. Transformer isolation further benefits by eliminating hum and buzz caused by ground loops or DC offset problems. These features combine to make the ProAV1 and ProAV2 'must have' problem solvers for the audio-visual technician's tool kit. Applications Consumer Audio to PA System The ProAV1 is perfect for interfacing consumer audio electronics with with pro PA and recording equipment. The dual phone, RCA and 3.5mm inputs on the ProAV1 sum the left and right stereo channels to a mono output. Standard DI For Instruments The ProAV1 works just like standard direct boxes for passive and active musical instruments like guitars, basses, and keyboards. You can thru-put the signal to an on-stage amp while transformer isolation keeps things quiet. ProAV2: Stereo In ~ Stereo Out The ProAV2 operates in true stereo (dual mono) making it ideal for stereo devices like laptops an DVD players. Just like the ProAV1 you can connect with phone, RCA and 3.5mm jacks, quick and adapter-free.

ProDI Passive Direct Box - Compact passive direct box for stage and studio - Able to handle huge transients without distortion - Transformer isolation eliminates noisy ground loops - Plug and play easy to use feature set - on stage or in the studio - The Radial ProDI is a passive direct box that combines exceptional audio performance with solid dependable construction, making it the ideal general duty direct box for stage and studio. The heart of the ProDI is a custom wound Radial transformer. It features an exceptionally high 140k input impedance to reduce loading while enabling the ProDI to handle extreme signal levels at all frequencies without distortion. This is further improved upon with an internal mu-metal shield to protect against electromagnetic fields that can cause unshielded transformers to distort. This compact direct box begins with 14-gauge steel I-beam skeleton for added rigidity and Radial's unique book-end design that creates a protective zone around switches and connectors. Glass filled nylon connectors and high cycle switches combine with the mil-spec PCB and internal RF filtering to provide durability and noise-free performance. A full bottom no-slip pad provides both mechanical isolation and electrical insulation to further protect against the rigors of professional touring. The ProDI is ideally suited for instruments such as bass guitar, active acoustics, keyboards and just about anything else! When you consider all of the features and the affordable price tag, it is no wonder the Radial ProDI has become one of the most popular direct boxes ever made. The Radial ProDI Spectacular performance at a price that anyone can afford! Applications ProDI with electric bass The ProDI works great for high output devices like active bass guitars. It is able to handle the huge signal levels from active pickups without distortion and the transformer isolation pevents ground loop hum. The ProDI sends the pure sound of the bass to the PA and to the player's amp. ProDI with acoustic guitar Acoustic guitars can sometimes have sharp sounding active preamps. The ProDI naturally smoothes out the transients for a warmer tone. And because the ProDI is able to handle loud signals from active pickups, it will not distort. This makes it a great direct box for acoustic guitars. ProDI with a Keyboard Today's digital keyboards are not only very dynamic, they also have a tremendous range from low to high notes. The ProDI is able to withstand excessive signal levels at all frequencies without introducing distortion or phase shift so all your patches sound great.

The Radial Stage Bug SB-5 is a compact stereo direct box designed to accommodate laptop computers, tablets and other consumer audio products when amplifying the signal through a PA system. The passive design begins with an integrated input cable that connects from the headphone out via a flexible 1.5m (5') cable that is terminated with a standard 3.5mm (1/8) stereo connector. The cable is secured via a clamping strain relief and is wrapped using the sidewinder cleat for easy storage. This of course eliminates having to locate a cable making it easier to deploy in fast paced work environments. Inside, the unbalanced stereo signal is sent to a pair of custom wound transformers which balances the signals for long cable runs - upwards to 100 meters (300'), without noise. Transformers further benefit by isolating the computer from the PA system to help eliminate hum and buzz caused by ground loops. This is augmented with a ground lift switch to further reduce ground contamination. A choice of output connectors is available including a stereo set of ¼ TRS jacks for full stereo operation or an XLR out that automatically sums the left-right program material to mono. This can save valuable channels on the PA system and makes setup easier in situations where full stereo reproduction is not required. A -15dB input pad may be engaged to reduce sensitivity and enable extra high output sources to be connected without distortion. These features combine to make the SB-5 the perfect tool-kit DI for the AV technician, media manager or traveling musician equipped with a computer. Main features - Stereo direct box for laptop computer - Integral 1.5m cable with sidewinder cleat - Transformer isolation eliminates noise - Plug and play easy to use no power required Specifications - Audio circuit type: Passive, transformer based - Number of channels: Two channels, mono or stereo outputs - Frequency response: 20Hz ~ 20KHz (± 1dB) - Dynamic range: 100dB - Maximum input: 20dB - Total harmonic distortion: 0.01% @ 1kHz - Phase deviation: 2° @ 100Hz; 5° @ 50Hz - Input impedance: 40k Ohms, unbalanced - Output impedance: 2.8k Ohms, balanced - Transformer: Custom design - Input pad: -10dB - Auto Merge: Sums left and right sources to mono at XLR - Ground lift: Disconnects pin-1 at 1/4 TRS outputs - XLR configuration: AES standard (pin-2 hot) - Input connector: 3.5mm (1/8) integrated 1.5m (5') cable - Output connectors: 1/4 TRS stereo / XLR-M mono merge - Construction: 14 gauge steel chassis and outer shell - Finish: Durable powder coat - Size (L x W x D): 114 x 47 x 34 mm (4.5 x 1,85 x 1.35) - Weight: 250g (0.55 lbs) - Power: Passive, no power required - Conditions: For use in dry locations only between 5°C and 40°C

Reamp JCR Studio Reamper - Lets you re-record tracks through a guitar or bass amp - Original Reamp circuit designed by John Cuniberti - Plug and play easy to use passive design - Improves productivity while expanding creative options - The Reamp JCR is a passive Reamper that allows you to take a prerecorded track and send it back to a guitar or bass amplifier and re-record it. The benefits are tremendous: instead of worrying about the sound of the track, you can focus your attention on getting the best musical performance. Once the magic has been captured, you can send the guitarist home and Reamp the track at will as you move the mics around the room, try various amplifiers or introduce effects. Best of all, you can Reamp the track later as the production develops. The Radial Reamp JCR is the latest version of the original Reamp that was designed and patented by John Cuniberti. It features a 100% passive design with John's original custom wound 'Made in the USA' transformer and circuit. The latest Radial version features separate XLR and ¼ TRS input connectors, variable output level plus a three-position filter that lets you tame excessive highs, warm up the lows or simply bypass if you want to revert to the original circuit. An on-board mute function has also been added to allow you to shut off the signal going to the amps when making adjustments or moving mics around the studio. With today's unlimited track capabilities, Reamping is now accessible to everyone. And Reamping is no longer just for guitars It is now common to Reamp bass, keyboards, drums, violin you name it. In fact, Reamping is the magic ingredient that has brought many of the most esteemed recordings to life. Radial is proud to continue the Reamp tradition with the new JCR. Applications Reamping Part 1 Reamping usually starts by recording a dry clean track. The Radial J48 is an excellent choice for this as it presents the guitar with an ideal impedance for natural tone. Reamping Part 2 Once the dry track is recorded, send it back to the Reamp JCR where it can feed a guitar or bass amplifier. Mic the amp to capture the new tone. Move the mic around to find the sweet spot. Adding Pedals Take things one step further by introducing effects pedals into the mix. try a wah pedal on kick drum, envelope on snare, distortion on a vocal track. let your imagination run free!

Buffered ABY with Drag™ load correction Isolated output eliminates hum and buzz 180º polarity sets both amps in phase Compact to fit on any pedalboard Standard 9 volt power supply operation The Twin-City is an active ABY switcher and buffer that enables you to connect any two amps and drive them simultaneously without noise, loss of gain and without degrading your natural guitar tone. This is accomplished with Radial's highly acclaimed buffering technology and the same Drag Control (TM) load correction circuitry as used in the award-winning Radial JD7 Injector. The 'set and' forget Drag Control lets you compensate for cable signal loss and introduce the perfect amount of loading to replicate the way your guitar and amp interact.To eliminate hum and buzz from ground loops, the Twin-City is equipped with an isolation transformer on output B. This is augmented with a ground lift switch and 180º polarity reverse switch that ensures both amplifiers play in phase while noise is reduced to an absolute minimum even when using older vintage amps that are generally more prone to noise. As a buffer, the Twin-City lowers the impedance and susceptibility to noise, making it the ideal signal driver for large stages when using long cable runs.Like all Radial products, the Bones are constructed from heavy 14 gauge steel for greater durability and added 'stay put' when kicked around on a busy stage. For even greater durability, the Twin-City employs our latest EIS – Electronic Impulse Switching – for unmatched performance without the challenges posed by mechanical switches. Bright, easy to see LEDs deliver on-stage switching cues so you know exactly where you are at all times.As most players employ pedalboards, the Twin-City features standard 'Boss style' 9V powering that will adapt to most multi-pedal power supplies. The ultra compact design with top mounted output and DC connections allow pedals to be placed close together for those wishing maximum pedalboard density.The Twin-City is a powerful ABY switcher that delivers all of the natural tone, punch and clarity of a true-bypass device without the popping noise of mechanical switches or the induced hum and buzz caused by ground loops.