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REFERENCE 
NUMBER 

RANGER 
PART NO. 

DESCRIPTION 

 EPT069610Z 

MAIN 

P.C.B 

TP7,8,9 EPT120060Z 

P.C.B 

DC 

B+ 

TP6 RCP160004Z 

0 

Ω

 1/16W 

R246 RCP161004Z 

10 

Ω

 1/16W 

R267 RCP161504Z 

15 

Ω

 1/16W 

R241 RCP162204Z 

22 

Ω

 1/16W 

R113,133,213,253,282 RCP164704Z  47 

Ω

 1/16W 

R130,215,220,294 RCP165604Z 

56 

Ω

 1/16W 

R11, 101 

RCP166804Z 

68 

Ω

 1/16W 

R3,5,8,30,33,76,81, 

95,169,174,260,263 

RCP161014Z 100 

Ω

 1/16W 

R32,100,245 RCP161514Z 

150 

Ω

 1/16W 

R23 RCP161814Z 

180 

Ω

 1/16W 

R140,163,177 RCP162214Z 

220 

Ω

 1/16W 

R31,99 RCP162714Z 

270 

Ω

 1/16W 

R6,10,16,24,248,254,

300 

RCP163314Z 330 

Ω

 1/16W 

R188,250,268,280,293

,299,154,155,156 

RCP164714Z 470 

Ω

 1/16W 

R258,266 RCP165614Z 

560 

Ω

 1/16W 

R4,50,89,94,209 RCP166814Z 

680 

Ω

 1/16W 

R74 RCP168214Z 

820 

Ω

 1/16W 

R62 ,64,67,72,79,80, 

98, 116,118,122,223, 

136-138,123,270,271, 

115,252,160,164,166,

167,179,186,205,206, 

214,232,189,238,240,

237,291,292,295,303,

320 

RCP161024Z 1K 

Ω

 1/16W 

R88,192 RCP161224Z 

1K2 

Ω

 1/16W  

R54 ,87 ,97,132,207, 

233,247,251,255,273 

RCP161524Z 1K5 

Ω

 1/16W 

R226 RCP161824Z 

1K8 

Ω

 1/16W 

R20,27,71,73,75,114,

134,162,197,279,283,

313,259 

RCP162224Z 2K2 

Ω

 1/16W 

R9,25,28,121,153 RCP162724Z 

2K7 

Ω

 1/16W 

R18,22,58,60,66,110,

128,171,191,219,274,

252 

RCP163324Z 3K3 

Ω

 1/16W 

R52,57 RCP163924Z 

3K9 

Ω

 1/16W 

R26 ,84,131,165,190, 

195,196 

RCP164724Z 4K7 

Ω

 1/16W 

R83,92,264,265,93 RCP165624Z 

5K6 

Ω

 1/16W 

R14,40,41,70,82,312 RCP166824Z  6K8 

Ω

 1/16W 

R90,275 RCP168224Z 

8K2 

Ω

 1/16W 

R1,13,17,56,65,68,86

,159,161,175,181,202

,210,216,272,276,296

,297,173,227-231 

RCP161034Z 10K 

Ω

 1/16W 

R178,310 RCP161234Z 

12K 

Ω

 1/16W 

R180 RCP161534Z 

15K 

Ω

 1/16W 

R91,109,187,208 RCP162234Z 

22K 

Ω

 1/16W 

R2,262,309,311 RCP163334Z 

33K 

Ω

 1/16W 

R46 RCP163934Z 

39K 

Ω

 1/16W 

R7 ,29,61,63,96,126, 

150,157,185,218,222,

224 

RCP164734Z 47K 

Ω

 1/16W 

R21,105,107 RCP166834Z 

68K 

Ω

 1/16W 

R45 RCP168234Z 

82K 

Ω

 1/16W 

R12 ,42,43,44,51,53, 

104,108,112,182,184,

225,278,221 

RCP161044Z 100K 

Ω

 

1/16W 

R47,117,135,139,194 RCP162244Z  220K 

Ω

 

1/16W 

 

 

 

R49,55,170,172,176 RCP164744Z 270K 

Ω

 

1/16W 

R15,111,183 RCP164744Z 

470K 

Ω

 

1/16W 

R48 RCP168244Z 

820K 

Ω

 

1/16W 

R106 RCP161054Z 

1M 

Ω

 1/16W 

R193 RCP161554Z 

1M5 

Ω

 1/16W 

R124 RCP161064Z 

10M 

Ω

 1/16W 

R244 RCP121514Z 

150 

Ω

 1/2W 

R239 RCP121034Z 

10K 

Ω

 1/2W 

C218 CC0500301L 

3PF 

50WV 

C79 CC0500501L 

5PF 

50WV 

C1,49,108,147 CC0501004L 

10PF 

50WV 

C76 CC0501804L 

18PF 

50WV 

C36 CC0502704L 

27PF 

50WV 

C287 CC0503304L 

33PF 

50WV 

C8 CC0508204L 

82PF 

50WV 

C4,70 CC0501015L 

100PF 

50WV 

C137 CC0501515L 

150PF 

50WV 

C31,136 CC0502715L 

270PF 

50WV 

C11,14 CC0503315L 

330PF 

50WV 

C23 CC0505615L 

560PF 

50WV 

C225 CC0500591A 

0.5PF 

50WV 

C52,197 CC0500101A 

1PF 

50WV 

C61,62,90,190 CC0500501A 

5PF 

50WV 

C84,89 CC0501504A 

15PF 

50WV 

C43 CC0501804A 

18PF 

50WV 

C54,55 CC0502204A 

22PF 

50WV 

C119,226,279 CC0503304A 

33PF 

50WV 

C202,224 CC0504704A 

47PF 

50WV 

C88 CC0506804A 

68PF 

50WV 

C150,191 CC0501015A 

100PF 

50WV 

C194,192 CC0501515A 

150PF 

50WV 

C195 CC0503904A 

39PF 

50WV 

C196,295,222 CC0501815A 

180PF 

50WV 

C139,141 CC0503904D 

39PF 

50WV 

C140 CC0501515D 

150PF 

50WV 

C130 CC0502004G 

20PF 

50WV 

C116,117 CC0506804G 

68PF 

50WV 

C281 CC0501015G 

100PF 

50WV 

C282 CC0501815G 

180PF 

50WV 

C220 CC0502215G 

220PF 

50WV 

C86 CC0502715G 

270PF 

50WV 

C85,201,203 CC0503915G 

390PF 

50WV 

C216,210 CC0504715G 

470PF 

50WV 

VC1 

CV050200AZ 

T/C 20PF 5Q 

C199 CD3005614Z 

560P 

300WV 

C7 ,47 ,50,74,95,99, 

100,118,120,110,174,

183,244,246,245 

CC0501027L 0.001UF 

50WV 

C81,173,193,206,207,

213,249,250,256,259,

272,292,302,304,215,

236,270 

CC0501047L 0.1UF 

50WV 

 

C5 ,18 ,48,64,65,68, 

72,87,92,96,102,105,

106,143,151,160,233,

240,251,252,253,257,

258,260,261,263,266,

20 

CC0504737L 0.047UF 

50WV 

C32,42,45,46,162,163

,221 

CC0504727L 0.0047UF 

50WV 

C155 CC0502237L 

0.022UF50WV 

C200 CC1001037L 

0.01UF100WV 

C2,3,6,9,15,16,17,19

,131,51,57,58,60,63,

66,69,73,109,114,161

,127,133,284,134,135

,138,142,145,146,189

,205,262,278,217,219

,229,230,232,285,247

,298,254,255,265,267

,269,271,305 

CC0501037L 0.01UF 

50WV 

C97,149 CT0161046Z 

0.1UF 

16WV 

C154 CT0162246Z 

0.22UF 

16WV 

C98,180,299,300 CT0162256Z 

2.2UF 

16WV 

C40,178,296 CM0501045Z 

0.1UF 

50WV 

C77,237 CM0501024Z 

0.001UF50WV 

C78,184 CM0501035Z 

0.01UF 

50WV 

C39,185,41 CM0502235Z 

0.022UF50WV 

C176 CM0504725Z 

0.0047UF 

50WV 

C34,20 CM0504735Z 

0.047UF50WV 

C12 CM0502225Z 

0.0022UF 

50WV 

C10 CE0504747Z 

0.47UF 

50WV 

C67 ,75,153,157,170, 

186,187,198 

CE0501057Z 1UF 

50WV 

C159,214,242 CE0502257Z 

2.2UF 

50WV 

C103,182,38 CE0504757Z 

4.7UF 

50WV 

C13,21,22,44,82,115,

132,158,275,276,239 

CE0251067Z 10UF 

25WV 

C80,181 CE0252267Z 

22UF 

25WV 

C33,37,144,175 CE0254767Z 

47UF 

25WV 

Содержание DX 959

Страница 1: ......

Страница 2: ...ation 8 CHAPTER 3 CIRCUIT DESCRIPTION 3 0 Introduction 11 3 1 PLL Circuit 11 3 2 Receiver Circuit 11 3 3 Transmitter Modulation Circuit 11 3 4 Transmitter Amplifier Circuit 11 CHAPTER 4 ALIGNMENT 4 0...

Страница 3: ...Carrier Suppression 55 dB Audio Frequency Response 300 to 2500 Hz Antenna Impedance 50 Ohms Output Indicators Meter shows relative RF output power SWR and AM Modulation Transmit LED glows red when tra...

Страница 4: ...ter clockwise then slowly clockwise until the receiver noise disappears Any signal to be received must now be slightly stronger than the average received noise Further clockwise rotation will increase...

Страница 5: ...tuning of the receive frequency above or below the channel frequency by up to 1 0 KHz Although this control is intended primarily to tune in SSB signals it may be used to optimize AM signals 11 SWR M...

Страница 6: ...ive only In LO position bass is increased and in HI position treble is increased 16 CHANNEL DISPLAY The channel display indicates the current selected channel 17 SWR ALERT LED This LED lights red when...

Страница 7: ...lack and red wire The black goes to negative and the red goes to positive 3 PA SP This jack is for PA operation Before operating you must first connect a PA speaker 8 ohms 4W to this jack 4 EXT SP Thi...

Страница 8: ...085 MHz 31 27 315 MHz 12 27 105 MHz 32 27 325 MHz 13 27 115 MHz 33 27 335 MHz 14 27 125 MHz 34 27 345 MHz 15 27 135 MHz 35 27 355 MHz 16 27 155 MHz 36 27 365 MHz 17 27 165 MHz 37 27 375 MHz 18 27 175...

Страница 9: ...eceived Do not advance the control too far or some of weaker signals will not be heard 6 Set the CHANNEL selector switch to the desired channel 7 Set the RF gain control fully clockwise for maximum re...

Страница 10: ...ing jacket of the microphone cable ii All leads should be cut to the same length Strip the ends of each wire 1 8 and tin the exposed wire Before beginning the actual wiring read carefully the circuit...

Страница 11: ...e pushed back onto the microphone cable before starting to solder If the washer is not captive to the pin receptacle body make sure that it is placed on the threaded portion of the pin receptacle body...

Страница 12: ...end pre amp consisting of Q17 The RF signal is fed into the mixer circuit of the Q18 and then into the AM IF section of the receiver depending on the mode of operation The signal is then detected by...

Страница 13: ...12 DX 959 BLOCK DIAGRAM...

Страница 14: ...13 DX 959 CIRCUIT DIAGRAM...

Страница 15: ...ct the short PCB from TP7 TP8 and TP9 Set radio to CH 1 AM RX mode Clarifier setting in 12 o clock Connect Oscilloscope to TP3 Set radio to CH 1 AM RX mode Connect frequency counter IC3 Pin 8 L14 L15...

Страница 16: ...signal 30mV 1KHz to microphone VR13 11 5 W SSB Carrier Balance Mic Gain off CH19 USB TX mode Connect scope to antenna connector VR6 Spurious Emission to minimum SSB APC Set radio to CH 19 USB mode MOD...

Страница 17: ...to CH 19 LSB mode VOL control fully clockwise RF SG setting 27 184 MHz 0 5 uV MOD to off L11 L12 Audio output 2V S N 10 dB NB Adjust Set radio to CH 19 AM mode RF SG setting 27 205 MHz MOD 30 100 uV...

Страница 18: ...17 Figure 4 1 Transmitter test setup Figure 4 2 Receiver test setup...

Страница 19: ...18 Figure 4 3 Main PCB Adjustment Location CHAPTER 5...

Страница 20: ...without periodic inspection and maintenance Important points to be checked regularly are as follows Check Item Action Whip antenna option If cracked or broken replace it Coaxial cable If sheath is cra...

Страница 21: ...in the parts list The reference designators are in alphanumeric order PART LIST DX 959 VR P C B ITEM REFERENCE NUMBER RANGER PART NUMBER DESCRIPTION 1 EPT095950Z VR P C B 2 J1 J2 EX07N48223 PCB C S 2P...

Страница 22: ...RCY012224Z 2 2K ohm 0 1W 8 R12 RCY014724Z 4 7K ohm 0 1W 9 R7 RCY011034Z 10K ohm 0 1W 10 C5 RCY012234Z 22K ohm 0 1W 11 C7 CK1059AB1A 0 5PF 50V 12 C6 CK1030AB1A 3PF 50V 13 C3 C4 CK2104AB7R 0 1 F 50V 14...

Страница 23: ...22...

Страница 24: ...48223 PCB C S 2P 3 J8 EX07N48209 PCB C S 10P 4 J1 J2 EX07N48928 PCB C S 12P 5 J3 EX07N48222 PCB C S 5P 6 S201 EWRT32000S ROTARY SW 7 R202 R204 R217 RCY011024Z 1K ohm 0 1W 8 R221 R201 R208 R219 R222 R2...

Страница 25: ...MIC P C B 2 C501 C502 C503 C504 CC0501027L 0 001 F 50V 3 C505 C506 CC0501037L 0 01 F 50V 4 Q501 TDTA0124ES T R DTA124ES 5 L501 ECCHK16001 CHOKE COIL 5 6 H 6 L502 ECBAD18526 BEAD COIL 7 MIC PCB EX06N41...

Страница 26: ...RCU141024Z 1K ohm 1 4W 6 R3 RCU144724Z 4 7K ohm 1 4W 7 R2 RCU141034Z 10K ohm 1 4W 8 R8 RCM144724B 4 7K ohm 1 4W 9 C4 C5 C6 CC0501037L 0 01 F 50V 10 C2 CE0251067Z 10 F 25V 11 C1 CE0164767Z 47 F 16V 12...

Страница 27: ...ON RV10203541 1KA PUSH SW 6 RF POWER RV50203525 VR 5KB 7 C501 CM0502235Z 0 022 F 50V 8 BAND P C B ENRG0IC080 MODULAR IC080 9 JP1 WX01070710 JUMPER WIRE 10 J1 J2 J12 J14 J16 J17 J5 J18 J19 EX07N48223 P...

Страница 28: ...IPTION 1 EPT073N30Z DISPLAY P C B 2 DISPLAY P C B EX03N40483 LED DISPLAY 3 R325 R327 RCY011024Z 1K ohm 0 1W 4 ANT EX01Y40116 LED LAMP 5 R B EX01Y40117 LED LAMP 6 T R EX01Y40114 LED LAMP 7 LED1 LED2 LE...

Страница 29: ...28 PART LIST DX 959 MODE P C B ITEM REFERENCE NUMBER RANGER PART NUMBER DESCRIPTION 1 EPT095930Z MODE P C B 2 SWR OFF PA USB LOW EWSL31027K SLIDE SW REMARK SOLDER SIDE WHITE...

Страница 30: ...29 DX 959 MAIN PCB REMARK SOLDER SIDE WHITE PART LIST DX 959 MAIN PCB...

Страница 31: ...C218 CC0500301L 3PF 50WV C79 CC0500501L 5PF 50WV C1 49 108 147 CC0501004L 10PF 50WV C76 CC0501804L 18PF 50WV C36 CC0502704L 27PF 50WV C287 CC0503304L 33PF 50WV C8 CC0508204L 82PF 50WV C4 70 CC0501015L...

Страница 32: ...L16 ECCHK16246 22UH 2 4mm L28 30 ECSPG18003 0 8x6 5x7 5t L29 ECSPG18075 0 8x6x8 5t L31 ECSPG18365 0 8x6 5x7 5t L35 ECSPG18001 0 8x3 5x7t L38 ECRFZ10048 25UH L39 41 13 ECBAD18526 3 5x6x1 2 VR7 12 16 1...

Страница 33: ...J10 EX07N49029 WIRE CONN H J18 EX07N49024 WIRE CONN H J3 EX07N49073 WIRE CONN H J9 EX07N49023 WIRE CONN H J3 METER J9 20Z EX07N49005 WIRE CONN H LAMP J1 20Z EX07N48233 WIRE CONN H R233 J1 50Z EX07N48...

Страница 34: ...33...

Страница 35: ...AT0959040A...

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