Replaceable Electrical Parts
8- 10
1705A Spectrum Monitor
Component
Number
Mfr. Part
Number
Mfr.
Code
Name & Description
Effective
Discontinued
Tektronix
Part Number
A1R86
308--0793--00
RES,FXD:0.51 OHM,5%,1WTC=150PPM/DEG C,MI,T&R
80009
308--0793--00
A1R87
322--3034--00
RES,FXD:MET FILM;22.1 OHM,1%,0.2W,TC=100 PPM;AX-
IAL,T&R,SM BODY
57668
CRB20FXE2K94
A1R88
322--3222--00
RES,FXD:MET FILM;2K OHM,1%,0.2W,TC=100 PPM;AX-
IAL,T&R,SM BODY
57668
CRB20 FXE 2K00
A1R89
307--0746--00
RES,THERMAL:5 OHM,10%,7A/DEG C
80009
307--0746--00
A1R90
305--0242--00
RES,FXD,CMPSN:2.4K OHM,5%,2W
80009
305--0242--00
A1R91
306--0104--00
RES,FXD,CMPSN:100K OHM,10%,2W
01121
HB1041
A1R92
306--0104--00
RES,FXD,CMPSN:100K OHM,10%,2W
01121
HB1041
A1R93
322--3402--00
RES,FXD:MET FILM;150K OHM,1%,0.2W,TC=100 PPM;AX-
IAL,T&R,SM BODY
80009
322--3402--00
A1R94
322--3402--00
RES,FXD:MET FILM;150K OHM,1%,0.2W,TC=100 PPM;AX-
IAL,T&R,SM BODY
80009
322--3402--00
A1R95
322--3256--00
RES,FXD,FILM:4.53K OHM,1%,0.2W,TC=T0 MI,SMALL
BODY
91637
CCF50--2--G4531FT
A1R96
322--3356--00
RES,FXD,FILM:49.9K OHM,1%,0.2W,TC=T0
80009
322--3356--00
A1R97
322--3222--00
RES,FXD:MET FILM;2K OHM,1%,0.2W,TC=100 PPM;AX-
IAL,T&R,SM BODY
57668
CRB20 FXE 2K00
A1R98
322--3289--07
RES,FXD,FILM:10K OHM,0.1%,0.2W,TC=T9,T&R,SM BODY
80009
322--3289--07
A1R99
311--2239--00
RES,VAR,TRMR:CERMET,100K OHM,20%,0.5W,0.197
SQ,TOP ADJUST,T&R
TK2073
GF06UT2 104 M L20
A1R101
322--3068--00
RES,FXD:MET FILM;49.9 OHM,1%,0.2W,TC=100 PPM;AX-
IAL,T&R,SM BODY
80009
322--3068--00
A1R102
308--0290--00
RES,FXD,WW:8 OHM,5%,5W
80009
308--0290--00
A1R103
322--3452--00
RES,FXD,FILM:499K OHM,1%,0.2W,TC=TO
91637
CCF50--2--G4993FT
A1T1
120--1695--00
XFMR,PWR:HI V,FDBK 3V, RESN 231V, 100V 1MA,
80009
120--1695--00
A1T2
120--1945--00
XFMR,RF:PRI 8UH,2:7,ON--OFF,VERT MT,PC MT
80009
120--1945--00
A1T3
120--1944--00
XFMR,RF:
80009
120--1944--00
A1TP1
214--4085--00
TERM,TEST PT:0.070 ID,0.220 H,0.063 DIA PCB,0.015 X
0.032 BRS,W/ RED NYLON COLLAR
26364
104--01--02
A1TP2
214--4085--00
TERM,TEST PT:0.070 ID,0.220 H,0.063 DIA PCB,0.015 X
0.032 BRS,W/ RED NYLON COLLAR
26364
104--01--02
A1U1
152--0900--00
MOD,HV:7.5KVAC IN,15KVDC OUT,POTTED MOD;MSL2556
80009
152--0900--00
A1U2
156--0067--00
IC,LIN:BIPOLAR,OP--AMP;741C,DIP08.3
80009
156--0067--00
A1U3
156--1225--00
IC,LIN:BIPOLAR,COMPTR;DUAL,OPEN
COLL,300NS;LM393N,DIP08.3
01295
LM393P
A1U4
156--2761--01
IC,DGTL:HCMOS,MULTIVIBRATOR;74HC221A,DIP16.3,TUBE 80009
156--2761--01
A1U5
156--2524--00
IC,LIN:
12969
UC3842N
A1VR1
156--1631--01
IC,LIN:BIPOLAR,VR;AD-
JUST,SHUNT,100MA,2.2%;TL431CLP,TO--92 T&A
80009
156--1631--01
A1VR2
152--0195--00
DIO,ZENER:5.1V,5%,0.4W;1N751A FMLY,DO--35 OR 7
80009
152--0195--00
A1VR3
152--0195--00
DIODE,ZENER:5.1V,5%,0.4W,MZ5523D,DO--35 OR 7
04713
SZ11755RL
A1VR4
152--0149--00
DIODE,ZENER:10V,5%,0.4W,1N961B,DO--7 OR DO--35,T&R
04713
1N961BRL
A1VR5
152--0287--00
DIODE,ZENER:110V,5%,0.4W,1N986B,DO--7 OR 35,TR
04713
1N986BRL
A1VR6
152--0287--00
DIODE,ZENER:110V,5%,0.4W,1N986B,DO--7 OR 35,TR
04713
1N986BRL
A1W1
131--0566--00
BUS,CNDCT:DUM RES,0.094 OD X 0.225 L
80009
131--0566--00
A1W2
131--0566--00
BUS,CNDCT:DUM RES,0.094 OD X 0.225 L
80009
131--0566--00
A1W3
131--0566--00
BUS,CNDCT:DUM RES,0.094 OD X 0.225 L
80009
131--0566--00
A1W4
131--0566--00
BUS,CNDCT:DUM RES,0.094 OD X 0.225 L
80009
131--0566--00
A2
671--0041--01
CIRCUIT BD ASSY:FRONT PANEL,388--9484--XX
WIRED,1705A
80009
671--0041--01
A2DS112
150--1289--00
LED ASSY:DIR;2 IN 3 GRN
80009
150--1289--00
A2DS113
---------- ----------
(PART OF A2DS112)
A2DS126
150--1290--00
LED ASSY:DIR;3 IN 3 GRN
80009
150--1290--00
A2DS127
---------- ----------
(PART OF A2DS126)
A2DS128
---------- ----------
(PART OF A2DS126)
A2DS133
150--1286--00
LED ASSY:DIR;2 IN 2 GRN
80009
150--1286--00
A2DS135
---------- ----------
(PART OF A2DS133)
Summary of Contents for 1705A
Page 13: ...Service Safety Summary xii 1705A Spectrum Monitor ...
Page 17: ...Preface xvi 1705A Spectrum Monitor ...
Page 18: ...Introduction ...
Page 19: ......
Page 38: ...Operating Instructions ...
Page 39: ......
Page 61: ......
Page 62: ...Installation ...
Page 63: ......
Page 72: ...Theory of Operation ...
Page 73: ......
Page 93: ...Theory of Operation 4 20 1705A Spectrum Monitor ...
Page 94: ...Checks and Adjustments ...
Page 95: ......
Page 123: ...Checks and Adjustments 5 28 1705A Spectrum Monitor ...
Page 124: ...Maintenance ...
Page 154: ...Options ...
Page 155: ......
Page 158: ...Replaceable Electrical Parts ...
Page 159: ......
Page 189: ...Replaceable Electrical Parts 8 30 1705A Spectrum Monitor ...
Page 190: ...Diagrams Circuit Board Illustrations ...
Page 191: ......
Page 193: ......
Page 213: ......
Page 214: ...Replaceable Mechanical Parts ...
Page 215: ......
Page 223: ......