background image

R1 804 

4 0 1 4 3 2 74 

Carbon Film 

1/4 

VJ 

270 kn. 

POTE N T I O M E T E R  

VR 1 801 

49906 1 0 3  

EVL-SOAAOOB 1 4  

1 0  k n. B  

VR 1 802,  1 803  49906503 

EVL-SOAAOOB54 

50 kn.B 

CAPA C I T O R  

C1801,  1 809 

3 1 829 1 00 

Ceramic Disc  5 0WV 

SL 

10 pF 

C1 8 1 2  

3 1 8299 1 0  

9 1  pF 

C1 8 1 0  

3 1 8 2 9 1 1 1  

1 1 0  pF 

C1 8 1 1  

3 1 829 1 8 1  

1 80 pF 

C1 8 1 5 - 1 8 1 8  

3 28 2 1 1 0 2  

Ceramic Feed Thru ECK-Y 1 H 1 0 2WE 

C1 804 

C1 802, 1 80 3 ,  

1 805, 1 807, 
1 808, 1 8 1 4  

L 1 8 0 1 ,  1 804 
L1 802, 1 803 

T1801 

Symbol  No. 

PB-1 94 7  

3 0 8 3 0 1 0 2  

Ceramic Disc 

5 0WV 

3 0 8 20 1 03 

I N D U C T O R  

Micro Inductor  FL-S H 

5 5 00 3 3 7 1  

T R A N S F O R M E R 

5 2000047 

R 1 2-4434 

H E R M E T I C  S E A L  

9 1 001 1 0 2  

A-1 0 2  

9 1 1 00008 

Wrapping Terminal C 

V R  

U N IT 

Parts  N o .  

Description 

6 04 1 9470 

Printed Circuit Board 

0 1 9470AZ  PCB with Components 

T R A NS I STOR 

Q 1 9 0 1 ,  1 902 

2 23 1 8 1 5 4  

D I O D E  

0 1 90 1 - 1 9 1 5  

2 1 0 1 5 5 5 0  

Silicon 

D 1 9 1 6 , 1 9 1 7  

2 1 0900 1 1  

0.001 µF 

0.01  µF 

4 7  µH 

# 2205 3 5  

# 2 20 1 80 

2SC 1 8 1 5 Y  

1 S 1 5 5 5  

l OD l  

R 1 906 
R 1 90 1  

R 1 902,  1 903 

R 1 904,  1 905 

VR 1 9 0 1 - 1 9 1  

C 1 9 1 5  
C 1 90 1 - 1 9 14, 

1 9 1 6 ,  1 9 1 8, 

1 9 1 9  

C 1 9 1 7  

C 1 9 20 

R L 1 9 0 1  

Symbol  N o .  

PB- 1 94 8  

R E S ISTO R 

4 0 1 4 3 220 

Carbon Film 

1 /4 

VJ 

40143 1 02 

4 0 14 3 1 03 

40143 223 

POT E N T I O M E T E R  

49906 5 0 3  

EVL-SOAAOOB54 

CAPAC I T O R  

3 1 8290 1 0  

Ceramic Disc 

5 0WV 

SL 

30820 1 0 3  

34220476 

Electrolytic 

1 6WV 

TW 

343204 7 7  

25WV 

TW 

R E LAY 

700000 3 1 

FBR2 1 1 D0 1 2  

9 1 1 00008 

Wrapping Terminal C 

LED UN IT 

Parts  N o .  

Description 

6 04 1 94 8 0  

Printed Circuit Board 

0 1 94 80AZ  PCB with Components 

L E D  

Q200 1 - 2009 

20900 140 

GD4-203SRD 

R E S I ST O R  

2 2  n. 

1  k n.  

1 0  kn. 
2 2  k n.  

5 0  k n. B  

1  p F  

0 . 0 1  µ F  

4 7  µF 

470 µF 

R200 1 - 2009 

4 1 1 4 36 8 1  

Carbon Film 

1 /4 

TJ 

6 8 0  n. 

- 38  -

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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