HP 3314A - Page 50

Performance Tests
Model 3314A
UNIVERSAL
COUNTER
FEEDTHRU
TERMINATION
АС/ОС
DIGITAL
VOLTMETER
Figure 4-11. VCO Linearity
Procedures:
A. Preset the 3314A.
B. Set the 3314A as follows:
PBICUOIR оа vein E Ie БҰ КЫК Square
Amplitude .......... sk oie ae EUER 1Vp-p
Trigger БӨМІСЕ и Lor en prerane resa ғылт» Ext
Mode ишке о E RES MM Fin x N
Trigger Threshold ........................ 0У
Phasen ae a И и — 199.9 degrees
C. Set the Synthesizer/Function Generator as
follows:
PüBncHO ду Bodin abe ae egy ao tae ad Square
Amplitude Lo 5, а е u Rx PARE OK iVp-p
PREGUENCY oao ел ин ке ата 50Hz
4-14
D. Set the Universal Counter as follows:
(CCOUDHHB аьзо VENUE M EC ERES DC
Attenuation а о оа ERR EE жаа ка хі
Slope Setting ................ Cha. +, Chb. +
Functolb ss Sears Period Avg A
Periods Averaged ........................ 10
Channel input ¿uuu aa tq ве ооба Sep
E. Connect the Synthesizer/Function Generator and
the Universal Counter to the 3314A as shown in Figure
. 4-12.
F. Note and record the period (t) of the 50Hz signal
now being measured on the Universal Counter.
G. Change the function of the Universa] Counter to
“TI Avg A-B” and record the corresponding period
(tj).