Philips AZD102/61/79/96/12 Manuale di servizio - Pagina 3

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Philips AZD102/61/79/96/12 Manuale di servizio
TECHNICAL SPECIFICATION

TUNER PART

TECHNICAL description:

AM
RF
IF
Detector
Decoder
GENERAL part:
WAVE RANGE
FM
(05/79
version)
FM (12 version)
AERIAL:
FM
wire
:
INDICATORS:
Pointer stroke:
Knob indication over:
ELECTRICAL DATA:
AM:
Amplification reserve
AGC figure of merit
Distortion (RF 74 to 94 dBuV/m,
m=80%)
Strong S/N radio
RF 94dBuV/m, m=80%
Channel difference
Modulation hum (30% mod)
2, 3th IF harmonics rejection
(RF 64 to 94dBuV/m)
Overall frequency response (-
3dB)
Oscillator stop voltage
120V setting
230V setting
Search tuning sensitivity
Search tuning stop accuracy
RF
26 to 1mV
RF 1V/m
Search time of total tuning range
IF
Dial calibration
wave range
Sensitivity for
nom.
FM
lim.
nom.
lim.
unit
V/m
(circuitry)
FMAM
87.5 –108MHZ
87.5----108MHZ
N/A
Nom.
limit
FM:
AM Suppression
-3dB limiting point
Amplification reserve
BAFC holding range (average)
7Distortion
(RF 32 to 72 dBuV,
mono f 100kHz, Stereo : 90% + 9%)
Stereo -46dB quieting
Cross-talk (RF 1mV, f 40kHz,
400Hz /1kHz / 5kHz)
S/N radio (A-Weighted, RF 4mV)
Channel unbalance (250Hz to 6300Hz)
Modulation hum (22.5kHz dev)
8, 9,10
Overall frequency response (+/- 3dB, 1kHz ref)
Oscillator stop voltage
120V setting
230V setting
/
N/A
Search tuning sensitivity
/
Search tuning stop accuracy
/
N/A
- 20uV ~ 20mV
/
- 20mV ~ 500mV with step size = 50kH
/
- 20mV ~ 500mV with step size > 50kHz
/
N/A
Search time of total tuning range
IF
Dial calibration
Stereo On point (Pilot deviation : 6kHz)
noise limited sensitivity
(26dB)
50mW
dBf
dBuV dB
V
dB V/m
1-2
(active components)
Si4831-B30
Si4831-B30
TOLERANCES
N.C
N.C
FM telescope
: 430
Execution
-
Execution pointer:
Field Strength:
th
harmonics whistle
- 50us
Image
IF rejection
rejection
13
21
55
15
19
50
dB
dB
Si4831-B30
Si4831-B30
TUNING STEP
50K
50K
mm
N/A
nom.
limit
30
12
2
300
5
40
21/25/18
18/20/15 dB
53
0
44
35
70
9k
90
190
/
/
/
/
large
Selectivity
bandwidthB+3
S9/300kHz
signal
126dBf
21
125dBf
19
mV/m
dB
FM
1
2
3
4
5
6
7
11
12
13
14
25 dB
15
18 dBuV
16
+/-2 dB
17
+/- 150
18
7 %
19
44 dBuV
20
21
50 dBA
22
3 dB
23
40 dB
24
30 dB
25
26
80 Hz
10k Hz
27
96 Vac
192 Vac
N/A
28
29
N/A
N/A
30
31
33
34
35
dB
36
37
kHz