Cobra 18 WX ST II Circuit Diagram - Page 1
Cobra 18 WX ST II Manual
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CIRCUIT DIAGRAM FOR COBRA 18WS2 WX MODE VCO FREQUENCY: 150/M1.955 - 152MH2580 WX VCO ADJ R4 RI 62 2.2K 22K 83 03 22K 15PF L1 I5211-2M0H0-z1 C4 1°' OK 9:0 101/0:01II! 'A 1 C2 " 1002 x I 084 10PF 2--- 01-~E 6 L~ 27PF 2, 187 /'77 /77 /77 1735 27MHz 05 876 .0I-062 1- - 10 nF 5 31 07 Ra5 KTC38603 22 EPF K25226 023 22nF 2 5 rc' /77 /77 /77 AGC AM RF AMP 019 17030755 R20 220 El R7S g 10K 5K AGC CONTROL WX RF AMP. AND FIRST MIXER AREA WX DC OIL 02 KRC1109 100 C7 01 KTC3BBOS 8206 010 22PF = C9 1PF 102-MHz - -I 012. 013 3PF 5FF d 02 K05226 gt13 Og 811 KIPF KTC3808505 014 4PF R12 820K 711 ; • ED 015 22nF T 2C21n' F La KEI-15452-1 12-MN. 1st MIX Re. 08 KTC3880S C51 1000PF R19 2 550 /77 CI 121 --025 IOnF 1.10 KEI-055 029 - 2211 0F1 10.7482 3 100 C43 3PF 032 61038805 T3 „, L23 KEI-057 CF3 455K42 R15 2 834350 1.55 -1= • 21T /77 /77 /77 047 2uF 915 3.3K 7 41036500 10.7445 03 144148 L4 KEI-066 /77 R35 1.5K 137 10nF M3