Chapter 2 Performance Tests
58502A Calibration (Option 010 Only)
Port1 |
| Ref. In | |
| 50Ω Feedthrough | ||
10 MHz External |
| ||
| (HP 10100C) | ||
Reference Out | BNC Cable | ||
| |||
HP 5071A | HP 53131A |
| |
Primary Frequency | Universal |
| |
Standard or equivalent | Counter |
| |
| or equivalent |
| |
5071A |
|
| |
PRIMARY FREQUENCY STANDARD |
|
|
Channel 1
BNC Cable
Terminal or PC
To any available Output
58502A |
| HP 24542U |
Distribution | Outputs | Interface |
Amplifier | 1 - 12 | cable |
|
| or equivalent |
A B1 2 3 4 | 5 6 7 8 9 | 10 11 12 |
|
| |
|
| ! 40 VA Max |
! 5VRMS MAX | ! |
|
RS232C
Port
Figure 2-7. 58502A Calibration Setup
4Observe Counter reading.
If difference from 10 MHz is <5 ⋅ 10−8 (0.5 Hz), then perform the “Software Oscillator Adjustment” procedure below.
Software Oscillator Adjustment
1Use the terminal and serial port to send the following SCPI command to ascertain the EFC value currently applied:
DIAG:CAL:ROSC:EFC:ABS?
User’s Guide |