PA640
Fig. 10 Block Diagram (Channels 1 and 2 only)
CH2 | + |
Input |
|
STEREO | DISCRETE DRIVER & OUTPUT STAGES |
+ |
BRIDGED |
Feedback |
PROTECTION |
LED |
+ |
–
+
CH2
| INPUT |
| LEVEL |
CH1 | + |
Input |
|
REMOTE
ON/OFF
+
Opto- Isolator
| Mute |
|
|
| and |
|
|
INVERTER | Protection |
| Protection |
|
| + |
|
|
|
| Feedback |
|
| POWER ON/OFF LED |
|
MANUAL OFF |
|
|
|
(Remote ON/OFF) | Power Mute |
|
|
|
| Fuse | |
|
|
| |
MANUAL |
| Power | 5A 220V AC |
| 120V AC | ||
ON |
| Supply | |
| PWM | 60 Hz |
–
–
+
+
CH1
BRIDGED
SPECIFICATIONS |
|
|
|
Number of Channels |
| 6 | |
Power Output .... |
|
|
|
Rated Continuous Power, Each Channel: | 8 Ohms | 40 Watts | |
All 6 channels simultaneously driven, |
|
|
|
20 Hz to 20 kHz, at rated THD. |
|
|
|
Short Term Continuous, Each Channel: | 8 Ohms | > 50 Watts | |
(2 channels driven, 1 kHz, at rated THD) | 4 Ohms | > 70 Watts | |
Bridged Power Output: | 8 Ohms | > 140 Watts | |
(Short Term Continuous, one pair driven @ 1 kHz, at rated THD) |
|
| |
Rated THD | < 0.08 % | ||
Damping Factor (@ 50 Hz, 1/2 rated power) |
| > 100 | |
S/N Ratio, A Weighted (ref. to rated power) | > 100 dB | ||
Frequency Response (@ 1 Watt, ± 3 dB) | 8 Hz to 100 kHz | ||
Input Sensitivity | Input Gain Position |
|
|
| Max | 0.2 V | |
| Mid | 1.0 V | |
| Min | 3.3 V | |
Input Impedance | 50 kOhms | ||
Power Supply | 120 VAC, 60 Hz | ||
Power Consumption | No Signal | 35 Watts (0.29 A) | |
| 6 chan @ 1/10 rated power | 265 Watts (2.2 A) | |
| 6 chan @ rated power | 640 Watts (5.3 A) | |
| 3 chan Bridged @ 14 watts/chan ... | 440 Watts (3.7 A) | |
Remote ON/OFF Voltage | +4V to +30V DC | ||
Line Fuse Rating | 5A 220V AC | ||
Dimensions | 13.5" L x 12.25" W x 3.6" H | ||
Weight | 14.3 lbs | ||
© 1996 Xantech Corporation. All rights reserved. Design and specifications subject to change without notice. |
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PA640 |
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| 11 |
Amplifiers & Preamplifiers
