Altec Lansing 4200A - Manual (Page 15)

15
Operating Manual 6125A and 4200A Multi-Channel Power Amplifier
13. SPECIFICATIONS
*Power Output
(Maximum Average Power, 0.1% THD, 1KHz)
Rated Per Channel, Two Channels Driven
6125A 4200A
4 ohm: 250 Watts RMS 400 Watts RMS
8 ohm: 150 Watts RMS 275 Watts RMS
Mono Bridged (1 Channel)
8 ohm:
500 Watts RMS 800Watts RMS
Rated Per Channel, All Channels Driven
6125A 4200A
4 ohm: 250 Watts RMS† 400 Watts RMS†
8 ohm: 150 Watts RMS 275 Watts RMS
Mono Bridged (3 channels)
8 ohm:
500 Watts RMS 800Watts RMS
(Maximum Average Power, 0.2% THD, 20Hz-20KHz)
Rated Per Channel, All Channels Driven
6125A 4200A
8 ohm: 130 Watts RMS 230 Watts RMS
Input Impedance: 10K ohm balanced, 37K ohm unbal-
anced
High Pass Filter: 50Hz, 12dB/octave
**Total Harmonic Distortion (20Hz - 20KHz @ 8 ohms):
<0.2%
**IMD
(SMPTE 60Hz/7KHz 4:1)
@ 8 ohms: <0.2% (throughout power range)
(IHF) @ 8 ohms: <0.1% (throughout power range)
**Hum and Noise: -100dB from full output (A-weighted)
Full Power Input Sensitivity:
6125A 4200A
1.08V RMS (2.9dBu) 1.47V RMS (5.6dBu)
Frequency Response:
8 ohm: ±0.5dB 20Hz-20kHz
4 ohm: ±1.5dB 20Hz-20kHz
Voltage Gain: 32X (30.1dB)
Crosstalk: < -80dB (20Hz - 1KHz)
Signal Present Signal Sensitivity: 13mV RMS (-35.5dBu)
Power Requirement: 110-125VAC, 220 - 250VAC 50-60Hz
Typical Idle Current
6125A 4200A
120V: 0.81A 120V: 0.9A
240V: 0.42A 240V: 0.5A
Current with Typical Audio Program Material (4 ohm load
- all Channels)
6125A 4200A
120V: 6.5A 120V: 7.0A
240V: 3.3A 240V: 3.5A
Connections
Input: Euroblock
Output: Screw Terminal Block
Cooling: Forced Air, Thermal Sensitive 3-Speed Fan, Front
Inlet/Rear Outlet
Dimensions: 19” (483mm) L x 5.25” (133mm) H x 16.5”
(419mm) D
Construction: 14 Gauge All-Steel Chassis
Weight 6125A 4200A
Shipping 56lbs. (25.5Kg) 53lbs. (24Kg)
Net 49lbs. (22.3Kg) 46lbs. (21Kg)
Specification conditions: 120VAC mains at 60Hz, 25° C
* Continuous power limited by power line capacity
**Non-conventional amplifiers require bandwidth limiting
for all distortion and noise measurements.
† Signal peaks in audio programming may trigger protec-
tion circuitry at low line voltages. Specifications are subject to
change or improvement without notice.
14. WARRANTY INFORMATION
The unit you have just purchased is protected by
a limited five-year warranty . For warranty service or to
obtain a return RMA number, please call Altec Lansing
technical services at 405-848-3108. Fill out the informa-
tion below for your records.
Serial Number _________________________________
Dealer ________________________________________
Date of Purchase _______________________________
Dealer’s Address _______________________________
Dealer’s Phone ________________________________
Salesperson ___________________________________