Scott 342B Service Manual

Scott . .. where innovation is a tradition
H. H. Scott, Inc. 111 Powdermill Road, Maynard, Mass., 01754
SERVICE MANUAL
FOR
MODEL 342B8/382B
SPECIFICATIONS
TUNER _(FM-MPX)
Usable Sensitivity (IHF)
Cross Modulation Rejection
Signal to Noise Ratio
Total Harmonic Distortion
Frequency Deviation (Drift)
*Frequency Response
Capture Ratio
Selectivity
Tuning Range
Accuracy of Calibration
Separation
FM & IF Limiting Stages
TAPE OUTPUT
Rated Voltage Output to Tape Recorder
Minimum Recommended Load Resistance
PRE-AMPLIFIER
Input: |
Tape Head - Input Impedance
Signal for Rated Output
S/N Ratio
Phono-Input
Impedance
(All Switch
Positions)
High Level Inputs - Input Impedance
Signal for Rated Output
S/N Ratio
Frequency
Response
in Flat Position
Treble
Controls
Measured at
10,000 Hz,Boost
& Cut
Bass
Controls
Measured at
30 Hz, Boost
& Cut
Scratch Filter
Loudness
Compensation
(maximum)
Loudness Compensation
Continuous Output Single Channel
@ 8 ohms,
0.8% Harmonic
Distortion
Continuous Output Both Channels
© Copyright H. H, Scott, Inc., 1967
All
2.0 microvolts
80 db |
below 100% modulation 60
0.8% |
0.02%
30 to 15,000 Hz + 1 db
2.5 db
42 db
87 to 108 mc
0.5%
40 db or more
9
H. H. SCOTT tuners have
0.5 v
47 k ohms
47 k ohms
3 mv
60 db
47 k ohms
60 k ohms
75 db
80 db
18-25 khz 1.0 db
10 db + 2 db
12 db + 2 db
-6 db/octave: -3 db @ 5 k Hz
+ 12 db @ 50 Hz
+4db@10k Hz
32.5 watts
25 watts
18 watts
18 watts
Form D-342-B/382-B-2W