Tektronix WFM 601A, Service Manual

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Performance Verification
4–2
WFM 601A, WFM 601E, & WFM 601M Service Manual
3. Serial Digital Component Television Signal Generator
Output conforms to CCIR 601/SMPTE 125.
For example: Tektronix TG2000 with module DVG1 Option S1.
4. Video Measurement Set
For example: Tektronix 1780 or Tektronix 1781 Video Measurement Set
5. Leveled Sine Wave Generator (WFM 601M, WFM 601E only)
Output Level Range: –11.55 dBm (200 mV) to 0.43 dBm (800 mV).
Frequency: 50 kHz to 450 MHz.
For Example: Tegam SG5030 installed in a TM5006A-Series Power Module.
6. Frequency Counter
Range: 10 Hz to 10 MHz. Accuracy:
±
0.001%.
For example: Tegam DC 503A installed in a TM 5006A-Series Power
Module.
7. Function Generator (WFM 601A only)
Range: 10 Hz to 10 MHz. Accuracy:
±
0.001%.
For example: Tegam FG 503 installed in a TM 5006A-Series Power Module.
8. Cable Network
A cable path having a 1/
√
F
loss characteristic and a loss of 14.5 dB at 1/2 the
serial clock frequency.
For example: 200 meters (656 feet) of Belden 8281 low loss 75
W
cable.
9. Variable Autotransformer
90 to 260 V AC range.
10. 75
W
Terminators (4)
Four required. Three should be end-line, two of which are for use on the
Serial Inputs. One should be a standard, for use on the External Reference
Input. The fourth one should be a feed-through type.
For example: Two 75
W
end-line terminations, 26 dB to 300 MHz (Tektronix
Part No. 011-0163-00) for use on Serial Inputs.
One - 75
W
, 0.025% accuracy end-line termination (Tektronix Part No.
011-0102-01) for use on the External Reference Input.
One - 75
W
feed-through termination (Tektronix Part No. 011-0103-02).