Twin-Iso™ Specifications

The Radial Twin Iso is a line level isolator that employs two high performance audio transformers. These are able to withstand tremendous signal levels without distortion. The Twin Iso is basically a straight wire interface with some RF filtering to eliminate noise.

Audio circuit type:  Passive line-level isolation, transformer based
Number of channels: Stereo (dual mono)
Frequency response:  10Hz ~ 50KHz (± 1dB)
Dynamic range:  135dB
Maximum input:  +21dBu @ 1kHz, 1% THD+N 
Total harmonic distortion:  0.001% @ 1kHz, +4dBu output
Phase deviation:  0.5° @ 100Hz; 3° @ 20Hz 
Input impedance:  600 Ohms, balanced 
Output impedance:  600 Ohms, balanced 
Transformer: Custom wound Eclipse ET-LD2
High pass filter:  -3dB @ 100Hz (12dB.Oct.)  
Ground lift:  Disconnects XLR pin-1 at isolated output 
XLR configuration:  AES standard (pin-2 hot) 
Connectors: XLR-F inputs; XLR-M outputs
Construction:  14 gauge steel chassis & outer shell
Finish: Durable powder coat
Size:  (W x H x D)  84 x 127 x 48mm (3.3" x 5.0" x 2")
Weight:  0.70 kg (1.55 lbs) 
Shipping size: W x H x D: 102 x 76 x 165mm (4" x 3" x 6.5")
Shipping weight: .87 kg (1.92 lbs)
Power:  Passive, no power required 
Conditions:  For use in dry locations only between 5°C and 40°C
Warranty:  Radial 3-year, transferable
Specifications are subject to change without notice.
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