This is the 10 pages manual for Ampex 440 Schematic.
Read or download the pdf for free.
If you want to contribute, please mail your pdfs to info@audioservicemanuals.com.
I15 v 24 v I
AC NEUT (+1 (-1 (H H
V V V (PLAY)
F602
50' K602 $606
3 KCIO PLAY RELAY STOP
o-o) KGEZ CAPSTAN SOL. 9 W0 9].!) #
POwER 0 1| 0 YI W 3 K604 R6Io
SCOI POWER INDICATOR 7 4 5C3 FAST FWD
DSSOI K607 I2 KSOI IN ELECTRONICS
. SUPPLY \o-- H OREW
P K602 7 $606 KI SAFE
MAIN BRAKE (PLAY) 5:250 RECORD RELAY 0l
_ ELECTRONIC POWER SUPPLY AND . SOLENOIDS 4 3 READY ___.
MASTER BIAS OSCILLATOR N3 . . K603 0
K605 K II o EDIT SEL SYNC
A E p § 0 604 7
SM 2 T K U 8 (FAST FWD)
0 TAKEUP REEL SAFETY K603 4
K604 . 8 K603 O 8603 ID (EDIT) Q IZ
EAST LG (EDIT) 6
IO 2 6 FWD 2 -~08 K60| R601 8
0
3-0) . . W 8602 4 (REWIND) W KI
.6 R506 TAKEUP K606
K602 MOTOR TAKEUP
(PLAY) R605 SM HUB TENSION m
TAKEUP TENSION
R607 EDIT BRAKE 0602
FAST WM, SOLENOIDS C
TENSION
K606 R603
R604 SUPPLY O-J\N\/-9
SUPPLY TENSION 3603 0
06 SRSOB REWIND I CR605
K60I M HUB .LG MOTOR
SPEED I
5602 REWIND TENS 0N II5 VDC CONTROL 060'
_ oSM
SUPPLY REEL
I K609
CAPSTAN TAPE LIFT SSII
C6O'I B60l MOTOR o o SOLENOID ED
I RELAYS SOLENOIDS ,_,_rYYYI A m -
K60| REWIND K605 MAIN BRAKE, TAKEUP -0 O-T" K'6'0'3H
K602 PLAY K606 EDIT. BRAKE, TAKEUP . EDIT RELAY
K603 EDIT K607 MAIN BRAKE, SUPPLY 70K604 5!)
EAST K603
I I I $ K604 FAST FWD K608 EDIT BRAKE, SUPPLY H FWD 9 (EDIT)
=T60I KI RECORD (ELECTRONICS) K609 TAPE LIFTER 3 I
K610 CAPSTAN
>(+)
§R609
5 9
C609 R602 To 2 Keel (O-
!CRSIS DC CONTROL IREWINDI I
_L MA
(_) O G
$604 K604
FAST FWD FARSgLFnfiD
a
' a o 0
REwIND REWIND
RELAY
> TO NEW DC CONTR0L<-
AC CONTROL 24 VDC CONTROL
Fig. 6-21. Tape Transport Schematic, Simplified