TB 9-6625-2333-24
to-one ratio between the standard and TI. Where the four-to-one ratio cannot be met, the
actual accuracy of the equipment selected is shown in parenthesis.
5. Accessories Required. The accessories required for this calibration are common
usage accessories issued as indicated in 4 above and are not listed in this calibration
procedure.
Table 2. Minimum Specifications of Equipment Required
Manufacturer and model
Common name
Minimum use specifications
(part number)
ATTENUATOR
Range: 0 to 12 dB
Hewlett-Packard, Model 355C
(7910807)
Frequency: 50 MHz
ATTENUATOR
10 dB:
Weinschel, Model 9918-10dB and
(FIXED)
Model 9918-20dB (9918)
Frequency range: 50 MHz and 2.9 GHz
Accuracy: 0.3 dB
20 dB:
Frequency range: 50 MHz
Accuracy: 0.5 dB
MEASURING
Range: 10 MHz to 13.2 GHz at -10 dBm
Measuring receiver system N5530S
RECEIVER
consisting of: Spectrum Analyzer,
Accuracy:1
Agilent Model E4440A (E4440A),
Range: -9.7 to -10.3 at 300 MHz
Power meter, Agilent Model E4419B
Accuracy: 0.075 dBm
(E4419B), and Sensor module,
Agilent Model N5532A opt 518 (518)
POWER SPLITTER
Range: 10 MHz to 13.2 GHz
Weinschel, Model 1870A (7916839)
Accuracy:1
SYNTHESIZED
Frequency range: 10 MHz to 13.2 GHz
Anritsu, Model 68369NV (68369NV)
SIGNAL GENERATOR
Power range: 0 to -15 dBm
SYNTHESIZER/LEVEL
Frequency range: 200 Hz to 50 MHz
Hewlett-Packard, Model 3335AOPT
001-KO6 (MIS-35938)
Amplitude range: -80 to +10 dBm
Accuracy: 0.02 dB per 10 dB step
Combined accuracy of measuring receiver and power splitter is r0.45 dBm.
1
CALIBRATION PROCESS
6. Preliminary Instructions
a. The instructions outlined in paragraphs 6 and 7 are preparatory to the calibration
process. Personnel should become familiar with the entire bulletin before beginning the
calibration.
b. Items of equipment used in this procedure are referenced within the text by common
name as listed in table 2.
c. Unless otherwise specified, verify the result of each test and, whenever the test
requirement is not met, refer to the manufacturer's manual and perform appropriate
