SPECIFICATIONS
Specification Reference 50 Series 2
Preamplifier Surround Outputs 7.1 RCA Type 7.1 Balanced (XLR)
Surround Sound Processing Dolby Digital / Dolby Pro Logic IIx / Dolby Digital Surround-EX
DTS / DTS-ES Discrete / NEO:6
Frequency Response 5 - 45kHz
Processor Type Motorola 371 (180 MIPS)
Input Sensitivity 90 mV
Signal to Noise Ratio 89 dB
Input Impedance 50 K Ω
Output Impedance 221 Ω
Maximum Output Level 8V
User Presets 40
Audio / Video Source Inputs 7
Balanced (XLR) Source Inputs 2
Digital Audio Inputs 5 Optical / 6 Coaxial
CK1.2 Keypad Compatible Yes
DVD-Audio Inputs 5.1 (assignable)
Tape Record Loop Outputs 3 Analog / 3 Digital (2 Coax - 1 Optical)
RS-232 Controllable Yes
Number of zones 2
AC Line Voltage 120 / 220 / 240 VAC (optional / switchable)
Control Outputs Four 10 - 12VDC triggers @ 50mA
Dimensions in Inches Width
(Cutout Dimensions) Height
Depth
17.00 (17.12)
5.75 (7.87)
13.5 (14.62)
Shipping Weight 20 lbs
Power Consumption 30 watts max
Replacement Fuses AC Line - .5 Amp / 250 Volt Fast Blow
Tuner Specifications
Spec FM Section AM Section
Frequency Range 87.5 - 107.9 MHz 520 - 1670 kHz
Total Harmonic Distortion Less than 0.25% Less than .3%
Frequency Response 20 Hz - 15 kHz 300 - 3 kHz
IHF (Usable) Sensitivity 12 dBf 28 dBf
Alternate Chan. Selectivity 65 dB 30 dB
Signal to Noise Ratio 70 dB 50 dB
Antenna Input Impedance 75 Ω300 Ω
Mono/Stereo Sensitivity 15 / 35 dBf N/A
Capture Ratio 2 dB N/A
Video Specifications
Freq. Response Composite / S-Video 20 Hz - 10 MHz
Freq. Response Component Video 10 Hz - 100 MHz
Input & Output Impedance 75 Ω
Composite & S-Vid Inputs / Outputs 7 / 5
Component Video Inputs / Outputs 3 / 1
Max. Input / Output Level (RCA & S) 2 V P-P
Reference 50 Series 2 Preamplifier Processor
Reference 50_S2_UM_13790.pdf