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Last modified 2023-12-14

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Lettine 240 (By Lettine Radio Manufacturing Co.)

A picture of Lettine 240 (By Lettine Radio Manufacturing Co.)

SPECIFICATIONS

GENERAL
Type:Amateur HF transmitter
Frequency range:10 / 20 / 40 / 80 / 160 m
Tuning steps:Channelized
Frequency stability:? ppm
Mode:AM / CW
Channels / memory management: ? regular
XTAL controlled
Power supply:Mains: 115 VAC
Current drain / power consumption:Max ? W
Antenna impedance / connector:? ohm / ?
Dimensions (W*H*D):356*203*203 mm (14*8*8")
Weight:13.61 Kg (30 lb)
Other features:Plug-in coils.




TRANSMITTER SECTION
RF output power:

Pwr
AM:~10 W (40 W input)
CW:~20 W (40 W input)
Modulation system:
Max FM deviation (Factory set):No FM
Spurious emissions:Better than -? dB
Microphone impedance / connector:? ohm / ?-pin
Microphone input level:? mV




MISCELLANEOUS
Manufactured:USA, 1950-195x (Discontinued)
Additional info: 807 final

New price, july 1950 in the US: $69.95 (With coils for 40 m)
Coils for 10, 20 and 80 m: @2.42 per set
Coils for 160 m: £2.00
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