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Last modified 2022-09-27

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Yaesu FT-901DM

A picture of Yaesu FT-901DM

SPECIFICATIONS

GENERAL
Type:Amateur HF transceiver
Frequency range: 10-160 m i 9 bands
1.8-2.0 MHz
3.5-4.0 MHz
7.0-7.5 MHz
14.0-14.5 MHz
21.0-21.5 MHz
28.0-28.5 MHz
28.5-29.0 MHz
29.0-29.5 MHz
29.5-29.9 MHz
Also 5.0-5.5 or 15.0-15.5 MHz WWV/JJY (RX only)
Tuning steps:Continuous
Frequency stability:Less than 300 Hz after 10 minute warmup
Less than 100 Hz after 30 minute warmup
Mode:AM / FM / SSB / CW / FSK
Channels / memory management: 1 RX and 1 TX
Repeater shift / offset:No dedicated. Use VFO A/B split (With FV-901) or memory split
Power supply:Mains: 100 / 110 / 117 / 200 / 220 / 234 VAC
or 13.5 VDC
(12-pin Jones connector)
Current drain / power consumption: RX: 45 W (Heater off) @ 117 VAC
RX: 1.1 A (Heater off) @ 13.5 VDC
TX: Max 320 W @ 117 VAC
TX: Max 21 A @ 13.5 VDC
Antenna impedance / connector:50-75 ohm / SO-239
Dimensions (W*H*D):342*154*324 mm (13.46*6.06*12.76")
Weight:18 Kg (39.7 lb)
Other features:NB. 25 KHz calibrator. VOX. 8.9 MHz IF output. Built-in Curtis 8043 keyer.




RECEIVER SECTION
Receiver system: ? conversion superheterodyne
Sensitivity: AM: 1 uV (10 dB S/N)
FM: 0.3 uV (20 dB quieting)
SSB/CW/FSK: 0.25 uV (10 dB S/N)
Selectivity: Width control set to "0"
AM: 6 KHz (-6 dB), 12 KHz (-60 dB), with optional AM filter
FM: 12 KHz (-6 dB), 24 KHz (-60 dB)
SSB 2.4 KHz (-6 dB), 4 KHz (-60 dB)
CW: 600 Hz (-6 dB), 1.2 KHz (-60 dB), with optional CW filter
Image rejection:1.8-21 MHz: 60 dB
28 MHz: 50 dB
AF output power / speaker:3 W at 10% distortion / ? ohm
External speaker connector:4-16 ohm




TRANSMITTER SECTION
RF output power:

Max pwr
AM:~40 W
FM:~40 W
SSB (PEP):~100 W
CW:~100 W
FSK:~40 W
Modulation system:AM: Low power stage
FM: Variable reactance
SSB: Balanced
Max FM deviation (Factory set):5 KHz
Spurious emissions:Better than -40 dB
Microphone impedance / connector:500-600 ohm / 4-pin (Metal locking ring connector)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 1978-1980 (Discontinued)
Additional info: Tube hybrid
New/List price, january 1980 in the US: $1459.00
Related documents: User manual (5.6 MB)
12BY7A driver
Two 6146B finals
Modifications and fixes:
Reviews:
Options / Accessories:
FC-901
FF-501DX
FTV-901R
FV-901DM
SP-901
SP-901P
XF-8.9HC
XF-90B
XF-90C
YD-148
YD-844A
YO-901
YK-901
YR-901
YVM-1
Antenna tuner, 10-160 m, 500 W
Low pass filter
VHF/UHF Oscar transverter
External synthesized VFO with 40 memories
External speaker
External speaker with phone patch
CW filter, 600 Hz
AM filter, 6 KHz
CW filter, 600 Hz
Desk microphone, 500 ohm/50 Kohm switchable
Desk microphone, 500 ohm/50 Kohm switchable
Station monitor scope
ASCII keyboard for YR-901
CW/RTTY reader
Video monitor for YR-901
A rear picture of Yaesu FT-901DM