Key facts
- Brand
- Yaesu
- Model
- FT-902DM
- Category
- Other Electronics
- Documents
- 2
- Languages
- EN
- Last added
- 2026-09-28
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Yaesu FT-901DM & FT-902DM HF Transceiver Survival Guide
This Survival Guide collects information from various sources to help owners keep their Yaesu FT-901DM and FT-902DM HF transceivers in optimal condition. It includes specifications, a brief history, maintenance procedures, module descriptions, accessories, and notes on common modifications.
The guide also offers practical advice on cleaning, inspection, and safety when working on these vintage radios, and points to additional resources such as the detailed Service Manual available from the Fox‑Tango library.
Yaesu FT-902DM specifications
| Frequency range | 10‑160 m (early models lacked WARC bands) |
|---|---|
| Modes | SSB, CW, FSK, AM, FM |
| RF Power output | SSB/CW 100 W, AM/FM 35 W |
| Sensitivity (SSB/CW) | 0.25 µV (10 dB S/N) |
| Selectivity (SSB) | 2.4 kHz @ –6 dB, 4 kHz @ –60 dB |
| Image rejection | -60 dB (160‑15 m), -50 dB (10 m) |
| Power supply | Mains 100‑235 V AC 50/60 Hz, 13.8 V DC optional |
| Current drain (receive) | 5.5 A (1.1 A with heater off) |
| Current drain (transmit) | Max 21 A |
| Impedance | 50 – 75 Ω (SO‑239 connector) |
| Dimensions | 345 × 157 × 326 mm (W × H × D) |
| Weight | 18 kg |
| Manufacture years | 1978 – 1982 |
Source: Yaesu FT-901DM & FT-902DM HF Transceiver Survival Guide
All Yaesu FT-902DM documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
What voltage range does the power supply accept?
The transceiver can be powered from mains 100‑235 V AC at 50/60 Hz or from a 13.8 V DC source.
From: Yaesu FT-901DM & FT-902DM HF Transceiver Survival Guide
How many components are inside a FT-901/902DM unit?
The complete FT-901/902DM contains about 2 800 components.
From: Yaesu FT-901DM & FT-902DM HF Transceiver Survival Guide
What is the frequency coverage of the FT-902DM?
The FT-902DM covers frequencies from 1.8 MHz to 29.9 MHz across various amateur bands.
What power requirements does the FT-902DM have?
It requires AC 100/110/117/200/220/234 V, 50/60 Hz, or DC 13.5 V with negative ground.