Service Manuals, User Guides, Schematic Diagrams or docs for : . Rare and Ancient Equipment CORNFORD Cornford MK50HII
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>> Download Cornford MK50HII documenatation <<Text preview - extract from the document Circuit design and
MK50II Pre-amp H.T. F
drawing by Martin
H.T. G Kidd 25/01/11
330 pF
100k 100k
39k 250k lin
68k .022 .033
0.33
100 pF 470 pF
180k 0.1
.0047 1M log 470
100 pF 250k 680k 470k
.033 pF
log
100k
.033 68k 25k lin
1M log 470k
2.2uF
4k7 1k5 15k
1 meg
2N5462
2.2uF 1k5
.033
250k log
2N5462
1 meg 1 meg .033
Pin 2 on
6-pin DIN
socket Low Current
1k5 H.T. E 330 R Green LED
330 R 1k5 on Front
220k Panel
N.C. 0.1
Low N.O. 100k
Current
5 Volt
Red LED 220 pF
supply 100k 1N4007
on Front N.O.
Panel 250k lin
43k
Relay 1B
1M log 470k 15k
Relay 1A Mute Send
0.1 Signal
N.C.
.033 0.1
25k
1k5 lin
100k 1 nF
Front panel
25k lin switch
5 Volt
supply Pin 3 on
To Effects Send
Sockets 6-pin DIN
socket
Circuit design and
drawing by Martin
MK50II Effects Kidd 25/01/11
Loop 22k
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