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1、5 5 4 4 3 3 2 2 1 1 DD CC BB AA CHASSISGNDGND GND SizeDocument NumberRev Date:Sheetof 1.0 Draw By: Rick Jackson (Euro Radio Co). D 11Wednesday, February 21, 2007 MIDLAND 3001.SCH SizeDocument NumberRev Date:Sheetof 1.0 Draw By: Rick Jackson (Euro Radio Co). D 11Wednesday, February 21, 2007 MIDLAND 3

2、001.SCH SizeDocument NumberRev Date:Sheetof 1.0 Draw By: Rick Jackson (Euro Radio Co). D 11Wednesday, February 21, 2007 MIDLAND 3001.SCH PA SPKR 13.8 VDC + DO NOT ADJUST D111 to D114 ALL DIODES 1N4148 _ IC1 TA7205P 7 6 3 4 5 2 1 10 8 9 13.8V 8V TX8V 13.8V PLL8V CHANNEL SWITCH 13.8V 8V LM7808 1 2 3 S

3、W 8V RX8V SW 8V PLL8V TX8V TX8V RX8V 8V 8V RX8V FM MOD (TO VCO) IC 105 IC101 CF2 X101 IC102 EXT SPKR CH 101 IC104 IC103 IC103 Q112 Q111 Q110 Q109 Q115 Q114 Q113 Q102 Q103 Q105 RV103 RF METER RV105 FM DEV RV101 SQUELCH Q101 Q104 Q108 Q107 CF1 MIC AUDIO MIC GROUND IN TX D109 D110 D108 1 23 4 MIDLAND 3

4、001 ALL RESISTORS 1K PA MIC AUDIO RX8V PA MIC AUDIO TO SWITCH AND VOLUME CONTROL 1717 2323 R1002 1K R1002 1K L108 340-014A L108 340-014A T7T7 GNDGND C202 10n C202 10n C123 10n C123 10n R134 4R7 2W R134 4R7 2W - + IC105C LM324 - + IC105C LM324 R180 10K R180 10K C103 10p C103 10p D116 MA150 D116 MA150

5、 R140 100R R140 100R R1011 10K R1011 10K R123 100K R123 100K C241 10n C241 10n C235 10n C235 10n GNDGND EXT SPKREXT SPKR SW2(C) CB PA SW2(C) CB PA SWITCH ON/OFF SWITCH ON/OFF C227 1n C227 1n L109 340-1D9 L109 340-1D9 R169 20K R169 20K SW2(B) CB PA SW2(B) CB PA R186 220R R186 220R R189 390R R189 390R

6、 C128 10p C128 10p L125 10uH L125 10uH R184 1K R184 1K - + IC105B LM324 - + IC105B LM324 C142 1u C142 1u C101 10n C101 10n LOCAL / DX SWITCH LO DX LOCAL / DX SWITCH LO DX 4 4 C195 10n C195 10n C215 27p C215 27p C168 220p C168 220p R191 47K R191 47K R139 4K7 R139 4K7 T6T6 C102 10n C102 10n 2828 T8 34

7、0-117 T8 340-117 R113 22K R113 22K R137 2K7 R137 2K7 L201 22uH L201 22uH D1013 1N60 D1013 1N60 C147 47u C147 47u 2222 Q101 MPS9426 Q101 MPS9426 PL259PL259 C176 10u C176 10u C139 68n C139 68n Q104 MPS9426 Q104 MPS9426 L124 0.5uH L124 0.5uH L120 0.8uH L120 0.8uH C1013 10n C1013 10n GNDGND D107 1S1555

8、D107 1S1555 3434 C175 47n C175 47n C212 120p C212 120p L113 0.5uH L113 0.5uH C114 150p C114 150p P.A. SPKRP.A. SPKR GNDGND C229 100p C229 100p C178 10n C178 10n L111L111 L108L108 SPEAKERSPEAKER GNDGND C204 56p C204 56p C209 22n C209 22n R159 47K R159 47K C172 180p (MIC) C172 180p (MIC) C156 1000u C1

9、56 1000u R125 100K R125 100K C181 15n C181 15n R115 2K2 R115 2K2 R122 10K R122 10K C171 10n C171 10n C153 10n C153 10n 7 7 D118 LED TX D118 LED TX R1542K2R1542K2 1 1 2727 R135 150K R135 150K R105 2K7 R105 2K7 R114 2K2 R114 2K2 L126 1uH L126 1uH R152 10K R152 10K GNDGND Q111 2SC2314 Q111 2SC2314 C222

10、 1n C222 1n 2121GNDGND C107 10n C107 10n C301 120p C301 120p R174 220K R174 220K C211 27p C211 27p 1717 D105 1N60 D105 1N60 1414 C151 33u C151 33u 3535 C238 470n C238 470n L115L115 T5T5 D101 1S1555 D101 1S1555 R185 820R R185 820R C225 150p C225 150p C216 120p C216 120p C118 10n C118 10n L111L111 GND

11、GND 2626 D115 1S1555 D115 1S1555 C169 80p (MIC) C169 80p (MIC) C113 5p C113 5p METERMETER Q115 MPS9246 Q115 MPS9246 T6 340-112 YELLOW T6 340-112 YELLOW L118 0.8uH L118 0.8uH C205 35p C205 35p 9 9 C185 100u C185 100u R148 1K2 R148 1K2 C182 10n C182 10n R311 150R 1/2W R311 150R 1/2W R109 390R R109 390

12、R GNDGND R116 4K7 R116 4K7 D106 1N60 D106 1N60 C159 27p C159 27p 2929 TO PIN 3 MIC SOCKETTO PIN 3 MIC SOCKET R151 470R R151 470R C150 68p C150 68p T8T8 C200 10n C200 10n 2020 R101 2K2 R101 2K2 R117 68K R117 68K R126 1K R126 1K R149 1K R149 1K C224 10n C224 10n L107 340-1D9 L107 340-1D9 GNDGND Q114 M

13、PS9246 Q114 MPS9246 R1007 39K R1007 39K R183 470R R183 470R R156 150K R156 150K R153 33K R153 33K GNDGND Q110 MPS9246 Q110 MPS9246 C226 10n C226 10n 2 2 C177 47u C177 47u C305 10n C305 10n R131 10K R131 10K D102D102 R108 15K R108 15K L202 22uH L202 22uH R141 68R R141 68R R1009 90K R1009 90K C189 330

14、p C189 330p C117 10n C117 10n C162 100p C162 100p GNDGND R133 330R R133 330R C191 10n C191 10n L115L115 R178 4K7 R178 4K7 1313 1010 C121 10n C121 10n R177 220K R177 220K R196 47K R196 47K L116 340-108 L116 340-108 C145 10n C145 10n D110 MV2209 D110 MV2209 RV101 2K2 SQUELCH PRESET RV101 2K2 SQUELCH P

15、RESET C203 27p C203 27p C184 10n C184 10n C217 220p C217 220p C104 47n C104 47n GNDGND C183 10n C183 10n 1919 C165 180p (MIC) C165 180p (MIC) C155 10n C155 10n - + IC105A LM324 - + IC105A LM324 R1020 2K2 R1020 2K2 1515 C208 68n C208 68n GNDGND C223 10n C223 10n CF1 10.7 CF1 10.7 C201 10n C201 10n Q1

16、02 9426 MPS Q102 9426 MPS R104 82K R104 82K C135 10p C135 10p R146 68R R146 68R AMP MIX LIMIT DEMOD Vcc IC101 MC3357 AMP MIX LIMIT DEMOD Vcc IC101 MC3357 MIC SKTMIC SKT C193 15p C193 15p R106 470R R106 470R R172 10K R172 10K C133 10n C133 10n Q108 MPS9623 Q108 MPS9623 R150 R10K R150 R10K W TP1 W TP1

17、 C157 47n C157 47n C1002 1u C1002 1u R161 220K R161 220K R162 2K7 R162 2K7 R179 4K7 R179 4K7 C146 220u C146 220u C199 1u C199 1u C134 470n C134 470n D103 1S1555 D103 1S1555 C129 10n C129 10n C120 10n C120 10n C190 10n C190 10n R128 4K7 R128 4K7 R155 1K R155 1K GNDGND 8 8 C1014 1n C1014 1n RF POWER S

18、WITCH SW4 RF POWER SWITCH SW4 SW2(A) CB PA SW2(A) CB PA C141 220p C141 220p L110L110 R147 4R7 1/2W R147 4R7 1/2W R112 1M R112 1M GNDGND C210 5p C210 5p FILTER AMP SQUELCH TRIGGER FILTER AMP SQUELCH TRIGGER R144 10R 1W R144 10R 1W C198 10u C198 10u L116 VCO L116 VCO C219 27p C219 27p X101 10.240Mhz X

19、101 10.240Mhz R110 1K R110 1K R1006 1K2 R1006 1K2 R168 10K R168 10K C126 68n C126 68n RV103 20K RF METER RV103 20K RF METER R124 100K R124 100K 1616 R181 1K2 R181 1K2 1515 R164 3K3 R164 3K3 C306 10n C306 10n T7 340-116 WHITE T7 340-116 WHITE C164 180p C164 180p R1004 56K R1004 56K VOLUME 50K VOLUME

20、50K D1001 1S34 D1001 1S34 C108 10u C108 10u 1616 C243 10n C243 10n C161 100p C161 100p D108 1N4003 D108 1N4003 R171 10K R171 10K C110 10n C110 10n LAMP METER LAMP METER CF2 455 CF2 455 6 6 Q109 MPS9246 Q109 MPS9246 R145 470R R145 470R L123 6u8 L123 6u8 C218 5p C218 5p GNDGND C125 27p C125 27p C179 1

21、0u C179 10u R160 22K R160 22K D104 1S34 D104 1S34 C236 47n C236 47n Q103 9426 MPS Q103 9426 MPS Q113 MPS9426 Q113 MPS9426 R157 4K7 R157 4K7 C192 10n C192 10n L112 0.2uH L112 0.2uH C115 47n C115 47n MM C213 10u C213 10u R107 22K R107 22K C116 47p C116 47p C143 2n2 C143 2n2 C136 10n C136 10n L107L107

22、FIL.1 OUTIN FIL.1 OUTIN C149 180p C149 180p R176 22K R176 22K C131 1n C131 1n GNDGND LED DISPLAYLED DISPLAY R142 68R R142 68R C197 10n C197 10n C206 20p C206 20p R111 4K7 R111 4K7 2424 C124 100u C124 100u C148 4u7 C148 4u7 L122 25uH L122 25uH L105 350- 027 L105 350- 027 D109 MV2209 D109 MV2209 C132

23、1n C132 1n R182 6K8 R182 6K8 C167 60p C167 60p C166 560p C166 560p C307 10n C307 10n RV105 20K RV105 20K R163 100K R163 100K Q107 MPS9623 Q107 MPS9623 C137 1u C137 1u C105 47n C105 47n 5 5 CH101 CHOKE CH101 CHOKE R170 10K R170 10K L109L109 C111 27p C111 27p C127 68n C127 68n RF GAIN 10K RF GAIN 10K

24、R175 2K7 R175 2K7 R143 1K R143 1K L105L105 C158 1p C158 1p C221 33p C221 33p R158 100K R158 100K C152 10n C152 10n L121 0.8uH L121 0.8uH R136 390R R136 390R 3030 IC102 LC7137A IC102 LC7137A Q105 MPS9681 Q105 MPS9681 L110 340-015 L110 340-015 C198 33p C198 33p 3 3 R138 4K7 R138 4K7 T5 340-111 GREEN T

25、5 340-111 GREEN C194 82p C194 82p C234 4u7 C234 4u7 Q112 2SC2078 Q112 2SC2078 R132 820R R132 820R SQUELCH 10K SQUELCH 10K C214 10n C214 10n GNDGND RV102 500R LOW POWER RV102 500R LOW POWER R102 18R R102 18R R118 470R R118 470R C170 10n C170 10n C154 68n C154 68n C228 1n C228 1n R120 7K5 R120 7K5 C250 10n C250 10n C144 68n C144 68n