Ham Radio





THAMWAY CO., LTD
3-9-2 IMAIZUMI, FUJI, SHIZUOKA,
417-0001 JAPAN
TEL:81-545-53-8965
FAX:81-545-53-8978

Discontinued
135kHz band CW transmitter TX2200A


It is a radio transmitter for the 135kHz band newly permitted for amateur radio.
To operate on board, the power supply is 13.8V.



The FWD power and the REV power are displayed in the meter.
The match with the antenna can be confirmed at any time.
 
The frequency is changed by the rotary dial.
The variable step can be chosen from 10Hz and 100Hz with the switch.



There are two types of output power. (50W for mobile and 100W for fixed).
 
The antenna tuner circuit is not built into.



Specifications

ModelTX2200A(50W)TX2200A(100W)
Transmit frequency135.7 to 137.8kHz
ModeA1A
F1B(Option 02 is installed.)
Frequency resolution10Hz minimum
1Hz minimum(Option 01 and 02 are installed.)
Frequency stability±50ppm
±2.5ppm(Option 01 and 02 are installed.)
Output power 50W
(1 to 50W)
100W
(1 to 100W)
Antenna impedance50Ω unbalance
Antenna connectorM
Receiver connectorRCA
SpriusLess than -70dB(typ)
Power supplyDC13.8V±10%
Power consumptionLess than 0.25A (Standby)
6.5A(typ) (At transmission)10A(typ) (At transmission)
GroundNegative ground
OthersMute function of reception signal when transmitting.
Semi brake-in
Size
200(W)×90(H)×220(D)㎜
(excluding protrusions such as heat sink)

All stated specifications are typical and subject to change without notice or obligation.


Options

Option 01
High stability crystal oscillator and the minimum frequency setting value is 1Hz.
Specifications
Frequency stability±2.5ppm
Frequency resolution1Hz minimum



Block diagram(pdf)


Circuit diagram(pdf)


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