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Attenuator-Amplifier. (New Gear).
Poptronics, July, 2002
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The Model 439 Two-Channel Attenuator-Amplifier ($3 17) has a gain range of 118 dB in 1-dB steps (-78dB to +40dB), which is set by a front-panel rotary encoder and displayed on an LCD. Each channel's gain can be set independently or together, depending on the position of the Set Gain switch. A power ...
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