Section VII
Model 4342A
Page 6-13, Table 6-2, Reference Designation Index
Change A6R26 to HP Part No. 0698-4433, R:FXD MET FLM 2.26kQ 1% 1/8W.
Change A6R29 to HP Part No. 0757-0433, R:FXD MET FLM 3.32kSZ 1% 1/8W.
Page 8-9, Figure 8-5, DC Amplifier Ass’y A6
Change value of A6R26 to 226OD.
Change value of A6R29 to 332052.
Page 6-20, Table 6-2, Reference Designation Index
Change HP Part No. of XA6 and XA7 to 1251-0160.
Change HP Part No. of FRONT PANEL ASS’Y to 04342-1021.
Change HP Part No. of BOTTOM COVER to 04342-1029.
CHANGE 5
Page 6-14, Table 6-2, Reference Designation Index
Change A7CRl to HP Part No. 1902-0041, SEMICON DEVICE:DIODE BREAKDOWN
5.11V 5% 400mW.
Change A7R7 to HP Part No. 2100-1759, R:VAR WW 2k0 5% 1W.
Page 8-11, Figure 8-6, Q-Limit Selector Ass’y A7
Change value of APCRl to 5.1IV.
Change value of A7R7 to 2OOOs1.
CHANGE 6
Page 6-4, Table 6-2, Reference Designation Index
Delete AlAlLlO.
Page 8-5, Figure 8-3, Oscillator Ass’y Al
Delete AlAlLlO from circuit.
CHANGE 7
Page 6-9, Table 6-2, Reference Designation Index
Change A4C3 to HP Part No. 0180-0374, C:FXD TA 10pF 10% ZOVDCW.
Page 8-7, Figure 8-4, Impedance Converter Ass’y A4
Change value of A4C3 to 1OpF.
Page 6-19, Table 6-2, Reference Designation Index
Change Cla and Clb to HP Part No. 0150-0119, C:FXD CER 2 x 0. OlpF 20% 250WVAC.
Page 8-13, Figure 8-7, Power Supply & ALC Amplifier Ass’y A8
Change circuit as shown in partial schematic Figure 7-3.
CHANGE 8
Page 6-14, Table 6-2, Reference Designation Index
Change A7R7 to HP Part No. 2100-1910, R:VAR MET FLM lOOkS1 2% 3/4W.
Page 8-11, Figure 8-6, Q Limit Selector Ass’y A7
Change value of A7R7 to lOOkS2.
CHANGE 9
Page 6-10, Table 6-2, Reference Designation Index
Change A5C7 to HP Part No. 0180-1745, C:FXD TA 1.5,uF 10% ZOVDCW.
Change A5C13 to HP Part No. 0160-2201, C:FXD MICA 51pF 5% SOOVDCW.
Change A5C15* to HP Part No, 0160-2266, C:FXD CER 24pF 5% 500VDCW.
7-4
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