TB 9-6625-1932-24
paragraph 4 above and are used in this calibration procedure. When necessary, these items
may be substituted by equivalent items, unless specifically prohibited.
Table 1. Minimum Specifications of Equipment Required
Manufacturer and model
Common name
Minimum use specifications
(part number)
Weinschel, Model 9918,
ATTENUATOR (FIXED)
Range: 30 dB
9918-30dB, and 9918-60dB
Frequency range: 10 MHz to 18 GHz
Accuracy: 1.0 dB
(9918)
Range: 60 dB
Frequency range: 10 MHz to 18 GHz
Accuracy: 1.5 dB
Hewlett-Packard, Model
DIRECTIONAL COUPLER
Frequency range: 8.2 to 12.4 GHz
X752C (7923188)
NO. 1
Coupling: 10 dB
Directivity:40 dB
Coupling variation: 0.4 dB of nominal
Hewlett-Packard, Model
DIRECTIONAL COUPLER
Frequency range: 12.4 to 18 GHz
P752C (7923187)
NO. 2
Coupling: 10 dB
Directivity:40 dB
Coupling variation: 0.4 dB of nominal
PRD, Model K414-10-FS1
DIRECTIONAL COUPLER
Frequency range: 18.0 to 26.5 GHz
NO. 31
(7923152)
Coupling: 10 dB
Directivity: 40 dB
Coupling variation: 0.4 dB of nominal
PRD, Model A414-10-FS1
DIRECTIONAL COUPLER
Frequency range: 26.5 to 40 GHz
(7923153)
NO. 4
Coupling: 10 dB
Directivity: 40 dB
Coupling variation: 0.4 dB of nominal
DUAL TYPE IV POWER
No Substitute
Tegam Inc, Model 1806A
METER
Dual Type IV
Weinschel, Model 1611
FREQUENCY
Frequency range: 18.0 to 26.5 GHz
(1611)
EXTENSION KIT NO. 1
IF frequency: 700 MHz
Combined accuracy with receiver system: 0.03 dB/10dB
Weinschel, Model 1612
FREQUENCY
Frequency range: 26.5 to 40 GHz
(1612)
EXTENSION KIT NO. 2
IF frequency: 1 GHz
Combined accuracy with receiver system: 0 .03 dB/10 dB
Hewlett Packard, Model
Dc range: 0.1 V dc
3458A (3458A)
Accuracy: 0.013% of indication +0.005% of FS
Dc range: 1 to 15 V dc
Accuracy: 0.013% of indication +0.002% of FS
Aesistance range: 200
R
3%
ccuracy:
POWER METER NO. 1
Furnished with TI
---
POWER METER NO. 2
Power range: -10 to +3 dBm
Hewlett-Packard, Model
E12-432A (MIS-30525)
See footnotes at end of table.