TB 9-4931-444.35
Table 3. Accessories Required
Description, Model, and/or Part Number
Item
Common Name
Level A
AN/TSM-55
AN/GSM-256 and AN/GSM-259
1
B1
ADAPTER
BNC plug terminations
BNC jack to UHF plug;
BNC jack to UHF plug
(MS35 1 76-49 1 B)
Amphenol, Model
(10519439).
UG-273/U.
B2
ADAPTER CABLE
Calibration fixture
Tektronix,Type
---
-,
(7913230)
013-005; gain adjust
MX-7774/U.
2
B3
ADAPTER
BNC jack to GR connector
---
BNC plug to double
(MS75093),
banana plug (7907471).
B4
ADAPTER
Single banana jack to
---
Single banana jack to
alligator clip (black)
alligator clip (7909413).
(7907560).
3
B5
CABLE
36-in., RG-58/U; BNC plug
18-in., RG-58C/U;BNC
30-in., RG-58/U; BNC
to double banana plug
plug terminations; Po-
plug terminations
(7907471)
mona, Model BNC-C- 18
(7907467).
B6
CABLE
---
BNC plug to black and
Use B3 and B9 in lieu of
red banana plugs; Po-
B6.
mona, Model 2241-C-36.
B7
PROBE
32-in lead w/miniature
---
---
hook terminations
(SKC-4850-14).
2
B8
TEST LEAD
- --
36-in., double banana
Use B9 in lieu of B8
plug to black and red
alligator clips; Pomona,
a Model 2BCAL-36.
B9
TEST LEAD -
---
24-in., single banana
24-in., single banana
plug terminations (red);
plug terminations
Pomona, Model B-24
(black) (7907498).
B10
TEST LEAD
---
36-in., single banana
Use B9 in lieu of B10
plug terminations; Po-
mona, Model B-36.
1
Two required
2
Three required.
3
Four required
SECTION III
PRELIMINARY OPERATIONS (LEVEL A)
this calibration. DEATH ON CONTACT may result if
6. Preliminary Instructions
personnel fail to observe safety precautions.
a The instructions outlined in this section are
preparatory to the calibration process. Personnel should
7. Equipment Setup
become familiar with sections I through IV before
beginning the calibration.
b. Items of equipment used in this procedure are
a. Position TI controls as listed in (1) through (3)
referenced within the text by common name and item
below:
identification number as listed in tables 2 and 3. For the
(1) VARIABLE,
VERTICAL
POSITION,
and
identification of equipment referenced by item numbers
AMPLITUDE controls to midrange.
(2) TEST FUNCTION switch to GAIN SET.
(3) REPETITION RATE switch to 80 kHz (or MED).
b. Energize equipment and allow sufficient time for
WARNING
equipment to warm up.
HIGH VOLTAGE is used during the performance of
4
