Crown Audio Com-Tech "10 Series" - Manual (Page 40)

Page 40
Com-Tech Power Amplifiers
Reference Manual
25 (70V)
4
Dual
(both channels
driven)
Bridge-Mono
(balanced output)
Parallel-Mono
2
50 (140V)
8
12.5 (70V)
8
4
16
Dual
(both channels
driven)
Bridge-Mono
(balanced output)
Parallel-Mono
Com-Tech 410 – Maximum Power (Watts)
Dual/Mono
Mode
40 Millisecond Tone Burst
At 0.05% THD
(See note 2)
Single Cycle Tone Burst
At less than 0.05% THD
(See note 1)
50 Hz 1 kHz Load in Ohms (Constant Voltage) 20 Hz 50 Hz 1 kHz 7 kHz 7 kHz
AC Mains
120 VAC, 60 Hz
100/120 VAC, 50/60 Hz
Dual
(both channels
driven)
Bridge-Mono
(balanced output)
Parallel-Mono
220/240 VAC, 50/60 Hz
25 (70V)
4
2
50 (140V)
8
12.5 (70V)
8
4
16
25 (70V)
4
2
50 (140V)
8
12.5 (70V)
8
4
16
320
265
305
620
520
590
615
505
595
315
240
280
620
475
555
610
470
550
315
240
280
625
475
665
605
465
550
415
300
330
820
600
655
805
595
650
415
285
310
820
570
615
790
560
615
405
285
315
820
575
675
745
565
610
460
360
340
875
720
675
825
715
680
555
330
325
1110
665
645
1080
655
645
435
335
325
860
665
680
745
645
645
450
355
330
855
705
655
810
700
655
550
325
315
1095
660
630
1070
640
620
435
325
315
865
655
650
745
640
620
345
260
305
695
510
600
685
515
600
360
255
285
725
500
565
710
495
565
360
250
290
725
500
675
700
490
565
315
235
290
620
475
575
615
470
575
315
230
270
620
455
540
605
450
535
310
230
275
625
455
675
600
445
535
330
250
305
645
490
595
645
490
695
330
240
280
655
480
565
635
470
560
330
240
285
650
480
650
625
465
555
Fig. 6.6 Com-Tech 410 Maximum Power Matrix