5: 2 AC-3 RF (RCA) for laserdisc Dolby Digital, 1 AES/EBU (XLR), 1 BNC, 1 TosLink. Volume Data.
6 stereo pair on RCA jacks.
200 mV rms minimum, 22v rms maximum.
2 stereo pair on RCA jacks for analog tape out.
20-bit Delta-Sigma at 48KHz; separate delta-sigma modulator and high performance decimating digital filter.
+-.2dB 20Hz – 20KHz
Theta proprietary switched resistor network in the analog domain.
All DSP processing is 24bit with 56 bit accumulator. Some processes, such as low pass crossovers, are 48bit with 56 bit results.
Channels Supported: Left, Right, Center, Left Surround, Right Surround, Center Surround, Left Front Sub, Right Front Sub, Left Surround Sub, Right surround Sub, Center Sub, Left Side, Right Side.
Modes: Matrix, Special Matrix, Dolby Pro Logic, Dolby Digital, DTS, Stereo, Mono, Analog Direct, Analog Matrix, Circle Surround (optional).
Post Processes (applied in addition to selected mode): Stereo Front/Rear, Party, Center Spread.
EQ: Four levels of high frequency roll-off (shelf-type) to compensate for overly bright sources.
Crossovers: Separate crossovers for each of the following: Front Left/Right, Front Center, Surround Left/Right, Surround Center. Three types supported: Linkwitz-Riley, Butterworth, Phase Perfect. Crossover frequencies: 40Hz, 50Hz, 63Hz, 80Hz, 125Hz, 160Hz. Crossover slopes: 6dB, 12dB, 18dB, 24dB per octave. Butterworth crossovers have separate adjustments for high and low pass.
Subwoofers: Up to five subwoofers supported. 1- single subwoofer, 2- left/right subwoofers, 2- front/rear subwoofers, 3- left/right/surround subwoofers, 4- left/right/surround left/surround right subwoofers, 5- left/center/right/surround left/surround right subwoofers. Each subwoofer can be set to receive a full range signal in case the sub has an internal crossover that cannot be defeated.
LFE: Phase adjustment (0, 180 degrees), level adjustment (0dB to -30dB, off)
Delays: Master (applies to all channels) delay for syncing with video processors, comprehensive separate delay settings for all speakers including subwoofers.