175A - HP Archive
175A - HP Archive
175A - HP Archive
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I I<br />
I<br />
Section V<br />
Figures 5-19 to 5-21<br />
1 5-28<br />
v '<br />
SWEEP GENERATOR<br />
WAVEFORMS<br />
16 V<br />
,o)& v<br />
rGJ<br />
-+I I ov<br />
--IOV<br />
IT--<br />
16V<br />
- -36 V<br />
SCHEMATIC DIAGRAM NOTES<br />
SWEEP GENERATOR<br />
n<br />
1. Resistance in ohms, capacitance in picofarads, inductance<br />
in microhenries unless otherwise indicated.<br />
2. All triodes type 6DJ8.<br />
3. Signal lines weighted. Feedback lines weighted with dashes.<br />
4. Conditions of dc voltage measurement:<br />
a. Disconnect all signal inputs.<br />
b. Set:<br />
SWEEP MODE. .............. PRESET<br />
TRIGGER SLOPE ................ +<br />
TRIGGER LEVEL ................ 0<br />
HORIZONTAL DISPLAY ............ X1<br />
5. Conditions of waveform measurement:<br />
a. Connect a 2-kc 1-volt p-p sine wave from an audio<br />
oscillator to TRIG INPUT.<br />
b. Set<br />
SWEEP MODE .............. PRESET<br />
TRIGGER SLOPE ............... +<br />
TRIGGER SOURCE . ........... EXT AC<br />
TRIGGER LEVEL .............. 0<br />
SWEEP TIME ........... .0.1 MSEC~CM<br />
SWEEP OCCURRENCE. ........ .NORMAL<br />
HORIZONTAL POSITION ...... to center trace<br />
--3.2 V<br />
--5.7 v<br />
--3.6 V<br />
--4.2 V<br />
--+185V<br />
-+70V<br />
--*52V<br />
--56V<br />
--*50V<br />
--50V<br />
-- 25V<br />
--75v<br />
I5 V<br />
:I,,,<br />
Model <strong>175A</strong><br />
01526-2