Advertisement
7TA-2
TUNER 95 bis Adjustment Table (FM, MW, LW with Frame antenna)
* Signal send via a frame antenna
(..) = tuning grid in kHz
PCS 69 714
Waverange
Input frequency
Input
Set tuned to
| Adjust
Output
Scope / Voltmeter
VARICAP ALIGNMENT
'FM (50) —=«|
108 MHz
check
7...9V
87.5 - 108 MHz
87.5 MHz
check
1.3...2V
MW
(9)
1602 kHz
|
5123
8.3V +0.2V
531 - 1602 kHz
531 kHz
|
check
<)>
1V £0.4V
LW
(3)
279 kHz
|
5122
8.3V+0.2V
153 - 279 kHz
153 kHz
check
1V+0.4V
FM - DETECTION
98 Mhz ImV
continuous wave
FM
98 MHz
5107
os
OmV +3mV
short pin 21 (IC7101)
to ground
FM - VCO
98 Mhz
| mV
FM
<>
98 MHz
3142
&»
152kHz + | kHz
J
continuous Wave __|
|
DISTORTION
98 Mhz | mV
mixcoil
FM
90% L+
<)
98MHz
inside
Distortion
9 % pilot
Tuner
So
minimum
mod = |kHz
1110
AM -— IF
450kHz
Af = 10kHz
doe
symmetrical and
Low as possible
et
©.
max. height
MW
Swept signal
MW
450kHz
| >
OmV + 2mV
continuous wave
[AM-RF
MW
Mod = IkHz
|
|
MAX
30 % AM
1494 kHz
1494kHz
2106
<<;
198kHz
*
LW
mod = 1kHz
198kHz
| 5103
MAX
30 % AM
|
repeat
adjtable for 3104 217 0412 (/04341
Advertisement
