G. F. 22
Inside Sheet
INDENT No:-
Item
Quantity.
No.
10B
1
set.
11
1
12
1
HONG KONG
5
PAGE.:-
Estimated Cost in England.
Description of Articles.
Total.
Rate.
£. S.
d.
HIGH TENSION CHANGEOVER AND EARTHING LINKS for anode supply.
SIGNALLING EQUIPMENT
SIGNALLING RELAY BOARD, mount- ing two high speed Creed Relays, Changeover Switches, Local Test Key, Milli ammeter and all detail parts for controlling the Transmitter at high speed.
CHECKING APPARATUS
set. CHECK APPARATUS FOR Tran smi t-
ting Station comprising:-
J
a.Check Receiver, wi th frame aerial and mounting two valves and all necessary parts and controls.
b. Loud Speaker, cone type.
c.Modulation Checking Equip-
ment Cathode Ray Oscillo-
graph and Tone Generator
or similar type (See
accompanying letter).
The Receiver to take its supply from 110 volts D.C.supply.
WORKING VALVES, comprising:-
3 Type M.R.7A Vslves, Main
Rectifier.
3 Type U.14 Valves, Rectifier,
for dri ve anode supply.
3 Type U.14 Valves, Rectifier, for amplifier grid supply.
3 Type U.14 Valves, Rectifier,
for absorber grid supply.
2 Type M.T.9F Valves, third
amplifier, with copper shields.
13
1
et
Carried Forward......
Remarks or references to specifications or special notes (if any)
on separate sheet.