SECTION II
SPECIFICATIONS
2-1. POWER INPUT.
A. Input Voltage ................................................................................ 120/240 V, 50/60 Hz
B. Standby Current .......................................................................... 50 mA 120 Vac
C. Operating Current ...................................................................... 210 mA (MAX)
D. Power Consumption ..................................................................... 26 W (MAX)
2-2. EMERGENCY POWER SOURCE INPUT.
A. Input Voltage ................................................................................ 22–32 Vdc
B. Standby Current .......................................................................... 90 mA
C. Operating Current ....................................................................... 760 mA
2-3. AUDIO/CASCADE INPUT.
Cascade Input
Input Impedance ................................................................................. 5k ohms
Input Voltage ....................................................................................... 1 V p-p (MAX)
2-4. AUDIO OUTPUTS.
A. Output Impedance
Unbalanced Sig. Line ............................................................. 25 ohms (MAX)
Unbalanced Sig. Line Standby ............................................... 120 ohms
Balanced Sig Line ................................................................... 40 ohms (MAX)
Low Level Sig. Out ................................................................. 600 ohms
B. Output Voltage Levels No Load (<3% THD)
Unbalanced Sig. Line ............................................................. 9 Vrms
Balanced Sig. Line .................................................................. 17 Vrms
Low Level Sig. Out ................................................................. 1 V p-p
C. Output Voltage Levels Max Load (<3% THD)
Unbalanced Sig. Line ............................................................. 8 Vrms (25 ohm load)
Balanced Sig. Line .................................................................. 15 Vrms (40 ohm load)
Low Level Sig. Line ................................................................ 1 V p-p (600 ohm load)
D. Tone Output Levels No Load (sq. wave)
Unbalanced Sig. Line ............................................................. 12 Vrms
Balanced Sig. Line .................................................................. 25 Vrms
Low Level Sig. Line ................................................................ 1 V p-p
E. Tone Output Levels Max Load (sq. wave)
Unbalanced Sig. Line ............................................................. 12 Vrms (25 ohm load)
Balanced Sig. Line .................................................................. 20 Vrms (40 ohm load)
Low Level Sig. Line ................................................................ 0.56 Vrms (600 ohm load)
F. Audio Frequency Response Balanced Sig. Line
40 ohms max load, From 250 Hz to 80 kHz
(Reference 1 kHz) ................................................................... -3 dB
40 ohm max load, From 450 Hz to 60 kHz
(Reference 1 kHz) ................................................................... -1 dB
No load, From 100 Hz to 90 kHz
(Reference 1 kHz) ................................................................... -3 dB
No load, From 200 Hz to 60 kHz
(Reference 1 kHz) ................................................................... -1 dB
G. Signal To Noise Ratio (<3% THD)
Chip Input ............................................................................... 67 dB A
H. Audio Distortion From Cascade Input to Balanced Sig.
Line Output (40 ohm load) ..................................................... 0.2%
2-1
