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TECHNICAL SPECIFICATION
TUNER PART
TECHNICAL description:
AM (circuitry) FMAM (active components) FM
RF CD2111 CD2111 1
IF CD2111 CD2111 2
Detector 3
Decoder 4
GENERAL part:
WAVE RANGE TOLERANCES TUNING STEP(mm/10khz)
5
6
FM (05/12/79 version) 87.5----108MHZ LOW : +0/- 0.3 MHZ
HIGH : +0.8/ -0MHZ 0.025 7
MW (05/12/79version)
530 -“160 KHZ LOW: +0/-23KHZ
HIGH: +60KHZ/-0 0.54 8
9
10
AERIAL:
MW Ferrite Bar : 60 mm / D10mm
FM telescope : 4 mm 11
FM wire : N/A Execution - N/A 12
INDICATORS:
Pointer stroke: Execution pointer: 13
Knob indication over: Field Strength: 14
ELECTRICAL DATA:
AM: Nom. limit FM: nom. limit AM Suppression 30 25 dB 15 -3dB limiting point 12 18 dB 16 Amplification reserve 2 +/- 3dB Amplification reserve 2 +/-2 dB 17 AGC figure of merit 31 25 dBAFC holding range (average) 300 +/- 150 18 Distortion (RF 74 to 94 dBuV/m,
m=80%) 5 7%Distortion
(RF 32 to 72 dBuV,
mono 'f 100kHz, Stereo : 90% + 9%) 5 7 % 19
Stereo -46dB quieting 40 44 dBuV 20
Cross-talk (RF 1mV, 'f 40kHz,
400Hz /1kHz / 5kHz) 21/25/18 18/20/15 dB 21
Strong S/N radio
RF 94dBuV/m, m=80%
45 40 S/N radio (A-Weighted, RF 4mV)
53 50 dBA 22
Channel difference 0 3 dB Channel unbalance (250Hz to 6300Hz) 0 3 dB 23 Modulation hum (30% mod) 45 40 Modulation hum (22.5kHz dev) 44 40 dB 24 2, 3th IF harmonics rejection
(RF 64 to 94dBuV/m) 21 18 8, 9,10 th harmonics whistle
35 30 dB 25
Overall frequency response (-
3dB)
