CO129-547-1 Wireless telegraph and telephone services 16-1-1934 - 26-1-1934 — Page 32

G. 22

Inside Sheet

HONG KONG

INDENT No:--........

Item

No.

Quantity.

25

1 Set.

26

1

27

1

#

28

1 Set

Description of Articles.

9

PAGE.:

Estimated Cost in

England.

Total.

Rate.

£. S.

d.

SPEECH CONTROL EQUIPMENT comprising Attenuator Pad and Check Microphone on stand.

SPEECH CHOKE, 30 henries, to carry 1 amp.

WORKING VALVES, comprising: -

2 Type U.6 Valves, rectifier,

for modulator grid supply.

4 Type M.T.9L Valves, main

modulator.

1 Type M. T.9B Valve, sub

modulator.

1 Type M. T.4B valve,

sub modulator.

sub

RECOMMENDED SPARES FOR

TELEGRAPH TELEPHONE TRANSMITTER

SPARE VALVES as detailed in Item 13.

item 27.

CONDENSER UNITS, assorted.

RESISTANCE UNITS, assorted.

29

2

Ditto

30

8

31

30

32

18

33

1 Supply

the Transmitter.

34

3

35

1 Set.

INSULATORS, assorted.

BOLTS & NUTS as used on

OSRAM LAMPS, miniature, 16 volt, 3 watt.

SPARES for Rotary Interrupter, comprising:

a.Brush Holder of each type. b.Set Brushes and Springs. c.Set Bearings.

Carried Forward

32

Remarks or references to specifications or special notes (if any) on separate sheet.