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Now downloading free:ALINCO dj190 SM

ALINCO dj190 SM free download

Various electronics service manuals

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File name:dj190_SM.pdf
[preview dj190 SM]
Size:2798 kB
Extension:pdf
Mfg:ALINCO
Model:dj190 SM 🔎
Original:dj190 SM 🔎
Descr: ALINCO dj190_SM.pdf
Group:Electronics > Other
Uploaded:16-12-2019
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File name dj190_SM.pdf

DJ-190 Service Manual CONTENTS +SPECIFICATIONS 2 +CIRCUIT DESCRIPTION 3 +SEMICONDUCTOR DATA 9 +EXPLODED VIEW 15 +PARTS LIST 18 +ADJUSTMENT 21 +PCBOARD VIEW 26 +CIRCUIT DIAGRAM 36 +BLOCK DIAGRAM 43 ALINCO INCORPORATED TWIN 21 M.I.D. TOWER BUILDING 23F, 1-61, 2-CHOME, SHIROMI CHUO-KU , OSAKA, 540-8580 JAPAN Tel (81)6-6946-8150 fax (81)6-6946-8175 e-mail: [email protected] SPECIFICATIONS Frequency Coverage TX RX DJ-190T (u.s. Amateur version) 144.000 ~ 147.995MHz 135.000 ~ 173.995MHz DJ-190E (European Amateur version) 144.000 ~ 145.995MHz 144.000 ~ 145.995MHz DJ-190TA1 (commercial version VHFL) 135.000 ~ 155.000MHz 135.000 ~ 173.995MHz DJ-190TA2 (commercial version VHFH) 150.000 ~ 173.995MHz 135.000 ~ 173.995MHz Channel Step: 5, 10, 12.5, 15, 20, 25, 30kHzsteps Memory Channels: 40 Channels Antenna Impedance: 50ohm unbalanced Frequency Stability: +/-5 ppm Microphone Input Impedance: 2kohm nominal. Signal Type: F3E (FM) Offset Range: 0 ~ 99.995MHz Deviation: 15kHz max. TX Output (supply voltage): 1.5W (4.8V) / 3.5W (7.2V) / 5W (9.6 ~ 13.8V) RX Sensitivity: 12dB SINAD better than - 16dBu RX Selectivity: -6dB/ +/- 12kHz I.F.: (1st) 21.25MHz / (2nd) 450kHz Power Supply Requirements: 4.8 ~ 13.8V DC (4.8V DC standard) Current Consumption Transmitting: Approx. 1.2 Amp. in High Power at 13.8V DC: Setting Receiving: Squelched Approx. 24mA (BS on) Operating Temperature: -10 ~ +60*C, 14 ~ 140*F Dimensions: 57(W) x 151(H) x 27(D) mm (with EBP-37N without projections) 2 1/4(W) x 6(H) x 1 1/16(D) inches Weight: Approx. 300g Subaudible Tones (CTCSS) : Encoder installed (50 tones) Page-2 CIRCUIT DESCRIPTION 1) Receiver System The receiver system is a double superheterodyne system with a 21.7 MHz first IF and a450 kHz second IF. 1. Front End The received signal at any frequency in the 130.00- to 173.995-MHz range is passed through the low-pass filter (L102, L103, L104, C113, C107, C116, and C114) and tuning circuit (L112 and D107), and amplified by the RF

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