自作トランシーバを順次紹介します。

Introduce my homebrew transceivers

上から、ＴＲＸ−７、ＴＲＸ−５、ＴＲＸ−４(old)

TRX-7,TRX-5,TRX-4(old)from the top

TRX-3

50MHz VXO single super SSB transceiver

Output power 0.2W, IF=11.2735MHz

TRX-4 Renewal(01/4/8up)

50MHz 10Hz step DDS single super transceiver

USB, LSB, CW Output 5W, IF=9MHz

TRX-5 Renewal(98/11/23up)

50MHz 100Hz step PLL single super transceiver

USB, LSB, AM, CW Output 3W, IF=11.2735MHz

TRX-6(98/08/26up)

The combination method single super SSB transceiver

Mother: Output 3W VXO method

IF=7.8MHz

Linear amp.: Output 10W Final 2SC1945

VFO: 10Hz step DDS (Direct digital Synthesizer)

Control: 2VFO method by 80C85 CPU

TRX-8 displayed in the ham fair '99 Homebrew contest.

TRX-7(半完成)

24.9MHz single super SSB transceiver

USB, CW, Output 0.5W VXO method

IF=13.375MHz Homemade 8 elements ladder method Crystal filter

TRV50-21(98/11/23up)

50MHz TO 21MHz transverter

RF gain control, Output 5W

50MHz 40W LINEAR AMP(99/4/24)

50MHz 40W LINEAR AMP

FINAL TRANSISTOR 2SC2290 VCC=12V

HF 140W LINEAR AMP(98/4/24)

HF WIDE RANGE LINEAR AMP

FINAL TRANSISTOR MRF454*2 VCC=12V

TRX-8 (99/09/29up)

50MHz VXO single super SSB transceiver with solar panel

Output power 0.2W, IF=13.3675MHz used homemade ladder type SSB XTAL filter

ハムフェア‘９９自作品コンテストで展示されているＴＲＸ−８

TRX-9 (Now making) (99/09/29)

50MHz ａｎａｌｏｇ　ＶＦＯ　ｔｒａｎｓｃｅｉｖｅｒ

TRX-10 HF to 50MHz multi bands transceiver (Now making) (01/1/14up)

HF to 50MHz SSB CW AM multi bands transceiver

Output 20Watts

The part of 4 bands receiver and 6m transmitter finished.

Now making other transmitter.

TRX-11 Super　micro transceiver (00/6/3)

50MHz SSB transceiver

Output 50mW

Contour dimension 90*50*27. Very very small !

FINAL TRANSISTOR MRF454*2 VCC=12V

TRX-12 (01/6/11up)

50MHz DDS single super SSB/CW transceiver for mobile operation

Output power 10W, IF=9MHz used homemade ladder type SSB XTAL filter

50MHz 200W LINEAR AMP (02/9/15up)

A repair was completed though it broke once after the completion.

50MHz 200W　LINEAR　AMP

FILNAL　TRANSISTOR　MRF150*2

It was broken again.

It was 2SK410*2, and it was remodeled again.

50MHz 150W LINEAR AMP(Now making) (02/3/24)

50MHz 150W LINEAR AMP

FINAL TRANSISTOR 2SC2897 VCC=12V-24V

2SC2897(NEC) is a transistor for AM (television) at 470MHz.

TRX-13 50MHz Handy transceiver (NEW) (02/6/8)

50MHz SSB transceiver

Output 50mW

Contour dimension 140*76*27 with battery UM3*4 Very very small !

FINAL TRANSISTOR 2SC1973*1 VCC=4-9V

Master DDS VFO (04/11/27up)

Master DDS VFO for IF=11.2735MHz & 9MHz

Pri-MIX type 1Hz step DDS, Control by AT90S8515 atmel.

VFO A/B, A=B, 6ch memory, VFO C to H, Split, RIT, battery back up system.

TRX-14 ALL MODE ALL BAND Transceiver (06/5/3new)

HF to 430MHz SSB CW AM FM multi bands transceiver

Output 10W,5W,5W,5W

The part of 4 bands finished 6m,15m,20m and 40m.

Now making other bands.