APOGEE ACOUSTICS Full Range Ribbon Speaker System, Owner'S Manual And Assembly Instructions

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BIAMP Operation
1. CONNECT crossover between Pre Amp and Power Amps.
2. For APOGEE crossover go to Step 3. For other manufacturers follow
instruction with unit. Note the woofer/midrange crossover frequency
is 400 Hz and the slope is 6db/octave.
3. Connect Preamp Output to crossover input. Connect Lo output to
woofer Amp input and Hi output to MRT Amp input. Make sure that the
crossover loading resistors are installed. - See passive crossover
section of this manual.
CAUTION!! Prior to making power amplifier connections to the speaker
insure that all front end connections have been properly
made in full accordance with manufacturers instructions.
Pre Amp gain should be set low and then adjusted to listening
level.
Do not make front end system changes while the power is on and speaker
connected. All such changes should be made with power off and speaker
disconnected.
4. Connect the Left channel woofer amplifier to the terminals labeled
"Woofer" of the Left speaker transformer box.
5. Connect the Right channel woofer Amp to the terminals labeled
"Woofer" of the Right speaker transformer box.
6. Connect the Left channel of the Midrange/Tweeter Amplifier to the
terminals labeled "Midrange" DO NO CONNECT anything to the Tweeter
terminals. The midrange and tweeter crossover are contoured within
the transformer box.
7. Connect the Right channel of the Midrange/Tweeter Amplifier to the
terminals labeled "Midrange" of the right speaker transformer box.
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