Concord 107SA tape sm

Page 1

STEREO TAPE RECORDER
MODEL 1075 and 107 SEA

SERVICE DATA

Supplied by: CONCORD ELECYRONICS CORP.
809 Norlh Cchu-nga Iaulovnrd

los Any-Ins 38, California

INDEX

SPECIFICATIONS ......................................................................................................................... 2

CONTROLS .............................................. .. W. .. , . . , - 3

DISASSEMBLV INSYRUCIIONS ~-- , - . . . . ... .. .. .. H .. u
TAPE TRANSPOR'I CONTROL FUNCTIONS - - - -v A- -- »- « A ~ ,7 My .. ,. ,. .u ,,, .7 ... .7 V. a. H 6
ADJUSTMENTS ............................... . r. . . . .. 7
LUBRICATION AND CLEANING »- -- u .. -- »- _ u ... .. .. E. E. .. . ., u .7 .D .. H E. ., 9
TQOUBLE SHOOTERS' GUIDE ............................................................. V . V . 9
:5:;_:ng,gp7 PARTS , . . . .. . . , 20

5A ,3; ASSEMBLV ...................................................................................................... . EEEE 24

22:52 vs». 2:»; TAPE TRANSPORT MECHAMSM , -~ ~ , ~ ~ - 25

m

g": 335; A y .............................................................. 33

'l'

- _ - anted In Japan

Page 2

Tape Speed
Heads

Wow and Fluthr
Frequency Response
Signal to Noise Ratio

Crosstalk Relection
inputs

Outputs

Recording Level indicator
Monitoring
Tube Complement

Switches and Controls

Remote Control
Power Rating
Dimensions and Weight

ACCISSOIIII:

SPECIFICATIONS

7.5 and 3.75 ips. dual track
2-heads. Mu-metel shielded laminated professional type.
1/4 track stereo erase heed
ill track stereo record/play head
For A-track individual monaural recording and A-track stereophonic recording and
reproduction. as well as 2-track stereophonic reproduction.
7.5 ins-less than 0.20% RMS
3.75 ' ' 0.30% I,
7.5 ips [0-15.000 cps.
3.75 ' 4040.000
Better than 50 do per each channel.
Better than 50 do.
A) High impedance: 1.2M!) for recording from AM/FM or FM Multiplex Tuner, Stereo
Disc and Tape.
8) Low Impedance: 20Ko for recording from Dynamic Microphone.
A) 5w. 3.7:: for external earphone/Speaker. (1 each for Left/Right Channels)
B) High impedance (room) for external main ampiiiier (tor Left Channel).
C) Tape Head direct output for connection with 107531 preamplifier.
Magic-eye.
By Crystal earphone.
Model 1075:
One-6267 (EFM). One~6AU6 One-6018. Ono-MW. One-6M5. One-GMEW and
Selenium Rectifier.
Model 107$,"A:
One-6267 (EH36). One-601's. One-MR5. One-6X1 and One-6ME10.
Model 1075:
. Selector Control tor FORWARD-STOP-REWIND.
. Record Safety Lever to prevent acddental erasure.
. Speed Selector for 7.5 and 3.75 ips.
. Fast Forward Lever.
Socket for Remote Control Switch.
. Volume Control-A and B.
. Tone Control.
. Microphone input Jack (for Right channel).
. Radio/Phono input Jack (for Right channel).
Earphone Jack i tor Right channel).
. Output Jack lor External Speaker (for Right channel).
. Left channel preamplifier output lack tor external main amplifier.
m.Swltch tor Sound-On-Sound recording.
n. Stereo and monaural track selector switch.
0. Stereo and monaurai modes selector switch.
p. Socket for connection with 1075M
Model 107531:
a. Play and record modes selector switch.
b. Equalixation circuit selector to! 7.5 and 3.75 ips speeds.
c. Volume Control.
d. Tone control.
e. Microphone input Jack (tor Lett channel).
f. Radio,r'Phono Input Jack (for Lett channel).
3. Earphone Jack (tor Left channel).
h.0utput Jack for External Speaker (for Lott channel).
i. Socket tor connection with 1075.
Electrimntic control for recording and playback.
100W total. Ii0-I20V, 60 cycles. AC.

~r-.---='oe-po.nr:ru

Model I075:

134? 2-: 10-1." ix 641». 22 lbs-
Model W781:

13 :1: $3 8" '. 6-53. 12 lbs.
Model 1075:

a) i-Eiectrimatic Remote Control with cord and plug.
b) IrHigh fidelity Dynamic Microphone.
C) i-Crystal Earphone.
d) 1.7 Empty Reel.
9) i-Splicins Tape.
f) i~Radio Phonc recording Patch cord.
g) i-Preampiiiier output cord.
h) l-3.7n Dummy Load Resistor.

Model 1075M:
a) i-High fidelity Dynamic Microphone.
1)) i-Crystel Earphone.
c) i-Radio/Phono recording patch cord.
d) 1-Petch cord for connection with 1075.

__2._