Performance Tests
4-62
TDS7104 & TDS7054 Service Manual
Equipment
required
One 50 Ω, precision coaxial cable (Item 4)
One Connect or, BNC “T”, male BNC-to-dual female BNC (Item 6)
One Pul se Generator, Fluke 9500B or equivalent (Item 19)
Two 50 Ω, coaxial cable, male-to-male SMA connectors (Item 20)
One SMA fem ale t o BNC male connector (Item 22)
One BNC elbow connector (Item 23)
One SM A “T”, male to two SMA female connectors (Item 21)
Two SMA terminator connectors, short circuit, (Item 24)
One 2X attenuator, 50 Ω, female BNC-to- male BNC (Item 25)
Prerequisites See page 4--27
This procedure checks the “sample rate” portion of the Delta Time Measurement
Accuracy as listed in Specifications. The previous procedure, Check Accuracy
for Long-Term Sample Rate and Delay Time Accuracy and Reference,see
page 4--57, verified the “PPM” portion of the delta time specification.
TDS7000 oscilloscope
Pulse
generator
50 Ω cable
Output
20I 50 Ω cable
20I 50 Ω cable
SMA male
to male
SMA short
SMA male
to male
SMA short
BNC T
connector
2X attenuator
BNC 90° female to
male adapter
SMA T
connector
BNC to SMA
adapter
Figure 4- 28: Delta time accuracy test hookup
1. Install the test hookup and preset the instrument controls:
a. Initialize the oscilloscope: Press the DEFAULT SETUP button.
Check D elta Time
Measurement Accuracy