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The FTdx400 was one of the flagship models of YAESU MUSEN Co., that was designed to provide the best performance for variety of user demands by means of tube that was the most stable electronic device at that era. In terms of SSB transceiver that consisted of tubes, FTdx400 was similar to the Heathkit SB-401 and Collins KWM-1/KWM-2 in general.

It was introduced to the market in Oct. 1967 with a catalog price of 118,000 Japanese Yen.

General characteristics

HAM bands
80m  40m  20m  15m  10m 
Frequency stability
≤ 100 Hz in any 30 minute period after warm up
Tuning steps
Continuous
Memories
None

Receiver

RX-range
10-80 m
Modulations
AM   CW   SSB  
Sensitivity
0.5 µV (20 dB S/N)
Selectivity
2.3 kHz (-6 dB), 3.7 kHz (-60 dB)
Filters
?
Receiver system
?
IF-frequencies
?
Image rejection
50 dB
Audio output
External speaker/headphones required

Transmitter

TX-range
10-80 m
Modulations
AM   CW   SSB  
RF-output
SSB: 560 W (PEP input), CW: 500 W (input), AM: 125 W (input)

Connections

Antenna
SO-239
Impedance
50/120Ω
Other
-

Electrical

Power requirements
Mains
Current drain RX
?
TX
?

Physical

Dimensions (w×h×d)
400 × 159 × 349 mm (15.75 × 6.26 × 13.74 in)
Weight
18.14 kg (40.0 lbs)
Form factor
Base Station
Manufactured
Between 1967 and 197x in Japan

Other features

Usage
Amateur / Ham radio operators
Features + options
-
Accessories
-
RigReference ID
4379
MPN
YAESU-FTDX-000400

Manuals, diagrams and brochures

Yaesu FTdx-400 Instruction Manual PDF - Unknown size, submitted by RigReference
 
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New and second-hand prices

Estimating the value of a rig can be challenging. We collect prices paid by real hams over the years to help you estimate the value of a used Yaesu FTdx-400. Just bought or sold this model? Let us know what you traded it for and help other ham operators!

Based on historic data, today's second-hand price of the Yaesu FTdx-400 is around:

  • EUR 75.00

Price History Chart

These estimates are based on the following prices:

Year Historic price Condition Submitted by
2012 EUR 125.00 Used / Fair Apae

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