HP 5315 A - Page 45

Model 5315A/ B
Performance Tests
Table 4-2 In-Cabin et Performance Test
I. Self-Check
a. Set POW ER switch to ON, CHECK fu nct ion key and Blue sh ift key in. Ver if y a counter
displ ay of 10.0000 6 Hz, with display resolution controlled by the GATE TIM E co n tro l.
II. Frequency Response and Sensitivity
CHANNEL A
Specifications:
10 mV rms ( 9-10 MHz , dc co up led) (30 Hz- l 0 M Hz, ac coup le d )
25 mV rms, 10- 100 M Hz
a. Set 53 15 A/ B Universal Counter as fo llows:
TR IGGER LE VE L /SENS ITIVITY .. . ......... . . . SENSITIVI TY (IN
CH A& B TR IG LVL / 5 EN S Po tent iome ters . ............. fu lly CW
CHAAC / DC . . ............ . ... .. .. . .. . DC
CH A AnN X1/X20 ........ . ... Xl
FI LTER NO RM / l00 kHz FI LTER NORM
CH B AnN Xl / X20 ......... . ........ Xl
CH B AC/ DC . .. .. . . . .. . . . .. .. . . . .. . . DC
G ATE TIME potentiometer . . fully ccw ( but NOT into de te nt )
5E P/ COM A . . . . . . .. . . .. ... .. .. . .... S EP
F UNC TIO N SELECT ... . . . . .. . . . ... . . . .. FREQ A
FUNCTION SHIFT ( BLUE button) . . .. OUT
b. Connect a 50-ohm feedthr o ug h at 5315A INPUT A with a BNC "T" co nn ector. Co nn ect
HP
33 12A Function Ge ner ator outpu t to the B NC "T" c onn ec tor; connect oscilloscope
vertical
inp ut to " T" connector to monitor i np ut signal amplitude.
c. A dju st HP 3312A from 0.1 Hz to 10 MHz , maintaining 10 mY rms ( about 30 mY p-p ) input
amp l itude . Counter sh o uld properly display all f req ue ncies in th is range.
d.
Set C ha n ne l A AC/ D( switch to AC. Repeat step c from 30 Hz to 10 MHz. Record on
test ca rd.
e. Disco
nne ct HP 331 2A .
f. Set 53 15 A/ B Channel A to DC coupled. Co nne ct HP 86S4A Signal Generator to
HP 5315A/ B INPUT A th ro ug h a 50-ohm feedth rou gh.
g. Vary HP 86 54 A f rom 10 M Hz up to 100 MHz, ma int aining 25 mV rms ( about 70 mV p-p )
input amp litude. Counter s ho uld properly display a ll fre quen cies.
h.
Set Channel A AC/ DC switch to AC. Repeat step g. Record on test ca rd . Disconnect test
e
qu ip me nt.
CHANNEL B
S
pe cificatio ns :
10 mV rm s ( 0-10 MHz, dc coupled ) ( 30-10 M Hz, ac coup led)
25 mY rms, 10-100 MHz
a. Repeat st ep la and l b, with RA TIO Al B button depre sse d and S EP / COM A in COM A.
b. Adjust HP 3312A from 0.1 Hz to 10 M Hz (at 10 mV rms input amplitude ). The counter
s hou ld display 1.0000 in a ll freq ue ncies in this range. Record on test ca r d.
c. Se t Channe l A AC / OC sw it ch to AC cou pled . Vary HP 33 12;\ from )0 Hz to 10 MHz at
10 mV rms; the counte r s hould display 1.0000 in all frequencies. Rec ord on te st card.
Disconne
ct HP 3312A.
d.
Set Channe l A AC/ DC switch to DC co up led. Connect HP 8654A Signal Generator to
HP 5315A/ B INPUT A through a 50-ohm feed thr ou gh.
e.
Vary HP 86S 4A f ro m 10 M Hz to 100 MHz at 25 mV rm s; counter should di sp lay a 1.0000 in
a
ll fr equ enc ies .
f. Set Channel A AC/DC switch to AC co up led. Repeat step e. Record on test card.
Disconnect all equipment.
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