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Using the legendary SPA690 discrete amp blocks, the Inward Connections OPT1A has the exact same Optocell gain reduction circuitry as the revered TSL-3 Vac-Rac tube limiter in a solid state 500 series format. Fully transformer balanced input and output, along with an all discrete design insure the sort of top quality audio you would expect from Inward Connections.
* Gain reduction control
* Zero adjust trim
* Output level control
* Hi-Pass filter: 250Hz for detector circuit
* Bypass switch
* LED lighted VU meter
* VU meter output/reduction switch
* Link switch
* SPA690 all discrete legendary amp blocks
* Optocell reduction circuitry identical to TSL-3 Tube Limiter
* Balance input and output transformers
* Fits standard 500 series slot configuration mechanically and electrically
Gain Reduction up to 40dB
Input Impedance >100K ohms balance
Output Impedance 600 ohms balance
Frequency Response +/- 0.5dB@20Hz to 50KHz
Output Signal to Noise -95dB or greater
THD + Noise .01%@1KHz/+4dBu
Reserve Makeup Gain +15dB
