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R E S I STO R 

C273, 275 

3 1 8 29 1 2 1  

Ceramic Disc  5 0WV 

SL 

1 20 pF 

R226 

4 0 1 4 3 1 00 

Carbon Film 

1 /4S 

VJ 

10  .n 

C274 

3 1 82 9 24 1 

240 pF 

R20 7, 230 

4 0 1 4 3 5 6 0  

5 6   .n 

C23 2,25 2,266 

30820 1 0 2  

0.00 1  µF 

R204,209, 2 1 1 ,  

4 0 1 4 3 1 0 1  

1 0 0   .n 

C205 ,206 ,209,  30820 1 03 

0. 0 1  µF 

214,223,25 5 ,  

220,221 ,224, 

25 8 

226 ,227 ,230, 

R22 1 , 237, 243 

4 0 1 4 3 2 2 1  

220  .n 

23 1 ,239,240, 

R224 

4 0 1 4 3 2 7 1  

2 7 0   .n 

24 8, 

R202, 254 

4 0 1 4 34 71 

4 7 0   .n 

25 3 - 259, 

R205 

4 1 1 4 3 8 2 1  

1 /4 

TJ 

8 2 0   .n 

270- 272, 

R20 1 , 20 3 , 208,  4 0 1 4 3 1 02 

l /4S 

VJ 

1  k il  

283 -288, 

238,244,25 1 ,  

292 

25 7,25 9  

C29 1 

3 6 8 2 5 4 7 3  

Mylar 

5 0WV 

0.04 7 µF 

R229 

4 0 1 4 3 1 2 2 

1 . 2  k il  

C229,276 , 2 7 7 ,  

34220 1 06 

Electrolytic 

1 6WV 

1 0  µF 

R206, 245 -

4 0 1 4 3 1 5 2  

1 . 5  k .n 

290 

25 0 

R225 

40 1 4 3 3 3 2  

3 . 3  k il  

R21 0,25 2,25 3  4 0 1 4 3 1 03 

1 0  k .n 

T R I M M E R   CAPAC I T O R  

R235 

4 0 1 4 3 2 2 3  

22  k .n 

TC20 1 - 207 

3 90000 1 1  

ECV l ZW  20 x  5 3N 

20  pF 

R21 9 

4 0 1 4 3 3 9 3  

3 9  k .n  

R24 1 ,  24 2 

4 0 1 4 34 7 3  

4 7  k .n 

R256 

4 0 1 4 3 8 2 3  

82  k .n 

R21 2, 2 1 3 , 2 1 5 

4 0 1 4 3 1 04 

1 0 0  k .n 

T R A N S F O R M E R  

- 2 1 7 ,  220, 

T20 1 - 208 

5 5 0 0 3 3 0 9  

#220408 

234,23 9,24 0  

T209 

5 4 1 4 1 800 

R 1 2-4 1 80, 

#220 1 6 6  

R222, 2 3 3  

4 1 1 4 3 1 04 

1 /4 

TJ 

1 0 0  k .n 

R21 8 

4 0 1 4 3 2 24 

1 /4S 

VJ  220 k .n 

R236 

4 0 1 4 3 225 

2.2 M .n 

I N D U C T O R  

L21 1 ,  2 1 2  

5 3 02003 8 

Micro Inductor  FL-4 H  

0.6 8  µH 

L214 

5 3 020005 

3 . 3  µH 

POT E N T I O M E T E R  

L207, 209 

5 3 020006 

6 . 8 µH 

VR20 1 - 203 

4 99 1 94 7 3  

SR1 9RS 

4 7  k.nB 

L2 1 3  

5 3 0200 3 3  

l O µH 

L21 0 

5 3 02000 1 

FL-S H 

1  mH 

L208 

5 5 00 3 1 74 

# 220209 

1202,204,206  5 5 00 3 2 6 2  

#220 3 24 

CAPAC I T O R  

L203 

5 5 00 3 3 1 0  

#2204 1 6A 

C 2 1 3 ,  245 

3 1 829095 

Ceramic Disc 

50WV 

SL 

0.5 pF 

L20 1 

5 5 00 3 3 7 1  

#220 5 3 5  

C222, 24 2 

3 1 8 200 1 0  

CH 

1  pF 

L205 

5 5 00 3 3 7.2 

IFT-5 1 S 1 0-H3 

C21 1 , 2 1 5 , 2 1 8, 

3 1 82005 0 

5  pF 

236,24 3 , 246 , 
2 7 8  

C20 3 ,  2 1 0  

3 1 829 1 00 

S L  

1 0  pF 

F E R R I T E   B E A DS 

C23 7 , 24 7 , 25 1 

3 1 8 2 0 1 0 0  

CH 

10 pF 

5 6 000024 

Ri 3 x 3-1 

C249 

3 1 8 20 1 5 0  

1 5  pF 

C228 

3 1 8 29 1 80 

SL 

18 pF 

C 2 1 6  

3 1 8 2 9 20 0  

20  pF 

9 1 1 00008 

Wrapping Terminal C 

C2 1 9  

3 1 8 29220 

22  pF 

C26 0 - 265 , 

3 1 820220 

CH 

2 2  pF 

269 

C223 

3 1 820270 

27  pF 

H EAT  S I N K  

C23 5 

3 1 8 2 9 3 3 0  

SL 

3 3  pF 

95 000004 

T0-5 ,  L 

1 5  mm 

C204 , 2 3 3 , 234 

3 1 8294 7 0  

4 7  pF 

C21 2,214, 2 1 7 ,   3 1 820470 

CH 

47 pF 

250 

C23 8 , 24 l , 244 

3 1 827470 

UJ 

4 7  pF 

*  *  *  *  * 

50 

M H z   BOOST E R   B OA R D  *  *  *  *  * 

C201 , 202 

3 1 8299 1 0  

SL 

91 pF 

PB-1923 

6 04 1 9 2 3 0  

Printed Circuit Board 

C225 

3 1 8 29 1 0 1  

1 00  pF 

0 1 92 3 0AZ 

PCB with Components 

C207 , 208,26 7,  3 1 8 20 1 0 1  

CH 

1 0 0  pF 

26 8 

- 30  -

Summary of Contents for FTV-901R

Page 1: ...INSTRUCTION MANUAL FTV 901R YAESU MUSEN CO LTD TOKYO JAPAN...

Page 2: ...TABLE OF CONTENTS Page GENERAL 1 SPECIFICATIONS 2 FRONT PANEL CONTROLS 4 REAR PANEL 5 INSTALLATION 6 OPERATION 8 CIRCUIT DESCRIPTION 12 MAINTENANCE ALIGNMENT 21 PARTS LIST _ 2 9 1 i...

Page 3: ...er in addition to t he FT 90 1DM The operator can transmit on 1 45 MHz while listening on 29 MHz or 435 MHz or transmit on 435 MHz while list ening on 1 45 MHz The FTV 90 1R also includes repeater spl...

Page 4: ...tenna input Size 21 0 W x 157 H x 35 2 D mm Weight 10 kg SEMICONDUCTOR FET 3SK5 l 03 6 3 SK5 9Y Silicon Transistors 2SC73 0 2 2 SC 2 05 3 2 2SC784R 6 2 SC 21 66 2SC1424 5 2 SC 2 3 69 2 2SC1426 2 2 SC...

Page 5: ...pc 1 pc 1 pc RCA plug Spare fuse PIN No I 2 3 4 5 6 7 fi UND LL 1 pc 1 pc CABLE A CABLE B CABLE C COLOR HEATER WHITE HEATER2 BLUE 1 No C I HEATER __J HEATER2 TX GND RED RX GND GREEN EARTH BLACK Cable...

Page 6: ...l receiver This is normally used only for satellite operation ALC This switch selects the ALC threshold level For 4 RF GAIN This control sets the receiver RF gain level for 5 0 and 1 44 MHz operation...

Page 7: ...e and protection from dangerous electrical shock a good earth ground should be connected here using a short heavy braided cable 6 RF IN This jack should be connected to the FT 901 DM RF OUT j ack usin...

Page 8: ...r to the drawings for details o f correct interconnections between the FTV 901R and the FT 901DM FT 1 01 ZD and an external receiver such as the FR 1OlD AC 234V AC AC AC 220V 200V 117V AC llOV ANTENNA...

Page 9: ...RECEIVER ANTENNA JACK FTV 901R FT 901 FT IOIZ CABLE A EXTERNAL RECEIVER v D 7...

Page 10: ...t o i 0 0 I E 0 FREQUENCY COVERAGE CHART HF TRANSCEIVEF lOA lOB lOC lOD BANDSWITCH 28 0 28 5 28 5 29 0 29 0 29 5 29 5 3 0 0 50 52 50 0 50 5 50 5 51 0 51 0 51 5 51 5 52 0 52 54 52 0 52 5 52 5 53 0 53 0...

Page 11: ...of the drive levels beyond the point stipulated in steps 6 through 8 will not increase the power output component life may however be shortened drastically if these input levels are exceeded 1 0 For...

Page 12: ...changed to 35 l 2 MHz We regret this inconvenience to you but the FT 1 01 and FR 1 01 series wa s produced long before OSCAR 8 was con ceived There should be no problem at all when using the FT 901 s...

Page 13: ...6 39 1 3 3 X1601 HC 1 8 U 67 000 23 5 pF 40 S1 0 5 mW X1602 67 333 430 X1603 67 666 MHz X1604 6 8 000 X160S 6 8 333 BAND 50MHz 144MHz nFUNDAMENTAL RANGE 50 52 52 54 144 146 146 148 THIRD OVERTONE LOCA...

Page 14: ...rter Follow the block diagrams while reading this discussion and refer to the schematic dagram for specific details TRX IOmBA 1 r UNIT R 1 I i F 1 JJ I I T 10m INPUT ALC NIP lMtT 144MHz _ T ANT R 6 IO...

Page 15: ...J r _ JAv r _J S 104 ALC NPU1 R3 2K 52102 I 0 II l M f 11 s2103 a T _ 210J EXTA cv I l 1 ti 6 111 161 Sf ti L o Sl e 6 lo SI i vP t q IC 11 Ii D7 9 11 12 DOWN ISIS55 ri il t f f f f f t fl IQ Q q q Q...

Page 16: ...5 4 MHz signal is then passed through a selective bandpass fil ter which effectively eliminates spurious signals Th e signal is then amplified by the amplifier chain consisting of Q102 3SK51 Q103 2SC2...

Page 17: ...fil6IG 00214iWf No2 N 4701 I r C30 I 22Jl 6Y H 1 f 7 T c t T 0 1 01 ID U N ij Jl fTl l z u ocl I iI I I I I I I I 8 f tJ1 0 0 I o I o I 31 n ID OI Cl I l U t m I f 0 C88 0 01 lrjl I M _ I 0 N JI 7 11...

Page 18: ...fed to Q611 2SC1815Y which acts as a switch for the AFP circuit which will protect Q101 from damage caused by high SWR A further portion of the output is detected by 0702 1S1555 and fed to the meter...

Page 19: ...I t I a 1 R35 s0f57 tu IK I lfD2 100 t 1 _ T I I 0 0 Tl l I VJ U1 0 0 U1 l I VJ U1 r 1 I RL01 I I t I I I Oi l t N Vi C b QJ C44 Do l 14 15553 _ A I I I 0 0 N VJ CD 0 I 0 N VJ CD U1 I tf f 9 R21 o i5...

Page 20: ...ter then amplified by the amplifier chain consisting of Qi4oi 2SC1424 Q1402 2SC1426 Qi403 2SC1426 and final amplifier Qi3oi UP 07BL The output signal from Qi3oi is fed through a stripline filter via R...

Page 21: ...c21 i I frli J IOO J 7 r Rl 1 Z711 L HI r 0 0 j CIS 0 0 J n L I j T a I 0 0 c I 0 ID r m 0 0 mo J ID i l I 01 z c z i DO J St68Fl t H C29 I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I...

Page 22: ...o relay driver Qi7 03 2SC1815Y turning it on With the conduction of Qi703 RLi is REG UNIT l PB 1945 F 1102 MULTl JACK activated connecting the 10 meter output to the various units of the transverter a...

Page 23: ...frequency counter good to 250 MHz are required A dummy load and wattmeter good to 450 MHz are also required REG UNIT PB 1975 Connect a DC voltmeter to pin 11 of multijack MJl 2 or 3 Adjust VR1701 for...

Page 24: ...Peak VR 1902T206 T207 T20s and T209 for a maximum reading on the HF transceiver S meter Reduce the signal generator output if necessary to secure easy viewing of the peak point Switch to the 52 54 MH...

Page 25: ...ITCH DOW N DOW N A TX OUT Q3 0 1 TC3 0 2 TC3 o s TC3 0 1 L2 o s Q 2 0 4 Q2 1 0 TC2 0 1 Q2 0 3 T2 0 s VR 2 0 1 T2 0 4 T2 0 3 TC2 01 52 54 DOWN TC2 0 6 50 52 DOWN ADJUST TC2 0 TC2 0 7 FREQUENCY 2 1 0M...

Page 26: ...Peak TC1001 TC1004 T6o4 TC6o6 for a maximum reading on the H F transceiver S meter Re duce the signal generator output i f neces sary to secure easy viewing o f the peak point Switch to the 1 40 148...

Page 27: ...1 TX OUT TC 6o5 T602 TC 6os Q 6 03 T6 os TC6o6 TC601 TC6os TC6o9 TC6 1 0 TC6 1 1 FREQUENCY 1 16 6M H z 1 1 5 4M H z 1 18 6M H z 1 1 7 4M H z X 6o6 1 46 1 48DOWN J8j JJ J X 605 1 44 1 46DOWN JE I Xso...

Page 28: ...439 MHz Recheck the results to ensure maximum response across the entire operating range 3 Transmitter section 1 Connect the dummy load wattmeter to the 430 MHz ANT jack Set VR1201 and VR1202 fully c...

Page 29: ...1 TC 16os TC 1604 TC 16os TC 1601 TC 1602 x l601 x l602 x l603 x l604 X 16os 0 0 N N cS cS I I N M 0 0 M M J M 0 N U M 0 a O N N c 0 M M I cl I M u I 27 0 0 U M M u u I I N a I Q1202 TC 12os Q 1203 D...

Page 30: ...28...

Page 31: ...n 1 kn 6 8 kn 10 kn 12 kn 68 kn 1 Mn MJ l 3 Pl C l O l 1 06 1 08 1 1 4 M U LTI JAC K 68220003 121S 22B 105A PLUG 6 8 1 20006 5065 1 1 2 with wire MA I N CHASS I S 2401 1 7 3 2 8 2 1 1 0 2 Ceramic Fee...

Page 32: ...1 04 1 4 TJ 100 k n R21 8 40143224 1 4S VJ 220 k n R236 40143225 2 2 M n I N D UCTOR L21 1 2 1 2 53020038 Micro Inductor FL 4H 0 6 8 H L214 53020005 3 3 H POT E N T I O M E T E R L207 209 53020006 6 8...

Page 33: ...pF C501 506 32821 102 Ceramic Feed Thru ECK Y l H 102WE C3 16 335 3 1 829010 1 pF 5 08 509 C3 1 0 3 1 5 3 1 829050 5 pF 5 1 1 5 1 3 C302 31 829200 20 pF 5 15 C301 3 1 7 3 1 829330 33 pF C5 1 7 368252...

Page 34: ...1 40143560 56 n 6 25 628 630 625 633 6 3 3 635 643 R604 608 6 1 1 40143 101 10o n 65 7 662 663 614 65 1 655 667 669 6 72 659 673 678 6 79 R629 40143221 220 n C605 606 636 30820103 0 0 1 F R647 L6 13...

Page 35: ...604 1 9270 Printed Circuit Board R E C E PTAC L E 0 1 9270AZ PCB with Components 1701 68000003 S0 239 9 1 100008 Wrapping Terminal C POWER MOD U L E Q70 1 78000002 VP 20BL R ESONATO R BOA R D PB 1 800...

Page 36: ...201 1221 30820 1 02 0 001 F 1222 1 229 Cl 204 1 2 1 1 3 0825 102 HDC60E 102M 0 001 F 1 2 1 3 1 2 1 5 1228 C l 214 1226 30325 103 Chip 25 V 0 01 F C1231 36825473 Mylar 50WV 0 047 F C1230 34220106 Elect...

Page 37: ...istor 2SC1424 Q1401 223 14240 Transistor 2SC1424 Q1402 1403 22314260 2SC 1426 D IO D E 01503 1506 2 1 090 1 5 2 Schottky Barrier 1 SS43 D I O D E 0 1 5 0 7 1 5 1 0 21090 1 1 3 Silicon 1 SS 5 3 0 1 4 0...

Page 38: ...3273 VJ 27 kn 1 509 TC1 505 1 5 08 3900001 0 ECV l ZW 1 0 x 5 3 N 10 pF CAPAC ITOR C1625 3 1 829059 Ceramic Disc 50WV SL 0 5 pF I N D UCTO R C163 1 3 1 8200 1 0 CH 1 pF L1505 1 5 1 3 5 5003 393 AT0706...

Page 39: ...apping Terminal C POW E R SUPPLY BOA R D PB 1 945 604 1 9450 Printed Circuit Board 01 9450AZ PCB with Components ALC AMP UNIT Symbol N o Parts No Description IC T RANS ISTOR PB 1 946 604 1 9460 Printe...

Page 40: ...rcuit Board 0 19470AZ PCB with Components TRANSISTOR Q1901 1 902 223 1 8154 D I O D E 01901 1 9 1 5 2 1 0 1 5 5 5 0 Silicon D1916 1 9 1 7 2 1 0900 1 1 0 001 F 0 01 F 47 H 220535 220 1 80 2SC 1 815Y 1S...

Page 41: ...6049280 Printed Circuit Board 01 9280AZ PCB with Components SW ITCH 64000 1 0 1 SLE 62301 64000 103 SLE 6 225 1 64000108 SLE 6425 1 ACCESSO R I ES Parts No Description Connection Cable A B c 6702000 1...

Page 42: ......

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