Abacus 128-Step Relay Control Passive Preamplifier with remote
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| Condition | |
| Payment methods |  |
| Ships from | Charlotte, NC, 28277 |
| Ships to | United States |
| Package dimensions | unspecified |
| Shipping carrier | unspecified |
| Shipping cost | Specified after purchase |
| Original accessories | Remote Control |
 Average | Research Pricing |
This is a passive remote control amplifier with 128-step relay controlled volume attenuator. Relatively simple but at the same time completely transparent audio affair. The attenuator uses 7 micro-chip controlled relays that are switching the network of high quality R2R resistor ladder in 128 step increments. The signal path is completely isolated. Relays have been covered with Dynamat material for acoustical damping.
Preamp has 12V trigger output (for power amplifier control).
Two switchable inputs and one pair of outputs.
Remote controls the volume and on/off operation.
Volume knob has LED for better visibility.
High quality aluminum case, aluminum feet.
Listing includes 12V DC power supply
Shipping is $12.00 in CONUS, PayPal add 3%
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