Com-Tech 810 and 1610 Amplifier Service Manual
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Rev. 0
5.6 Dual Operation................................................................. 5-6
5.7 Bridge-Mono Operation ................................................... 5-6
5.8 Parallel-Mono Operation .................................................. 5-6
6 Electrical Checkout Procedures .............................................. 6-1
6.1 General Information .......................................................... 6-1
6.2 Test Procedures ............................................................... 6-1
6.2.1 Standard Initial Conditions ...................................... 6-1
6.2.2 Turn On Delay .......................................................... 6-1
6.2.3 Output Bias Adjustment ........................................... 6-1
6.2.4 ODEP Voltage Adjustment ....................................... 6-1
6.2.5 DC Offset ................................................................. 6-1
6.2.6 Quiescent Power Draw ............................................ 6-2
6.2.7 Voltage Gain ............................................................ 6-2
6.2.8 Current Sense Calibration ....................................... 6-2
6.2.9 Common Mode Rejection ........................................ 6-2
6.2.10 Current Limit .......................................................... 6-2
6.2.11 10 kHz Square Wave Response ............................ 6-2
6.2.12 20 kHz Crosstalk.................................................... 6-3
6.2.13 Output Power ......................................................... 6-3
6.2.14 ODEP Limiting ....................................................... 6-3
6.2.15 Fan Operation (optional in Com-Tech 210) ............ 6-3
6.2.16 LF Protection .......................................................... 6-4
6.2.17 Signal to Noise ...................................................... 6-4
6.2.18 Intermodulation Distortion (IMD) ............................ 6-4
6.2.19 Displays................................................................. 6-4
6.2.20 Auto Standby Operation ........................................ 6-4
6.2.21 Post Testing ........................................................... 6-4
7 Exploded Views ....................................................................... 7-1
8 Schematics and Module Documentation ................................. 8-1
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