The KDK FM-2025A/E Mk II is a mobile VHF transceiver. It covers 143.000-148.995 MHz (A) and 144.000-148.9875 MHz (E) for both receive and transmit. Frequency stability is stated as +/- 10ppm @ 25°C. Tuning steps are selectable between 5 or 12.5 kHz, reprogrammable in multiples of 5 kHz from 5-40 kHz. The receiver system is double superheterodyne with IF frequencies of 1st: 10.7 MHz and 2nd: 455 kHz. Image rejection is ≥ 70 dB. RF output is selectable between High: 25 W and Low: 3 W. Audio output is ≥ 1.5 W @ 10% THD into 8 Ohms. It features 1 memory bank with 10 channels. Power requirements are 13.8V DC. Current drain is 600 mA max in receive and 6.5 A max in transmit. Dimensions are 60 × 180 × 195 mm. The transceiver weighs 2.25 kg (body only).
General characteristics
- HAM bands
- 2m
- Frequency stability
- Stated as +/- 10ppm @ 25°C
- Tuning steps
- 5 or 12.5 kHz depending on version. Can be reprogrammed by changing internal diode matrix in any multiple of 5 kHz from 5-40 kHz
- Memories
- 10 channels in 1 bank(s)
Receiver
- RX-range
- 143.000-148.995 MHz (A)
144.000-148.9875 MHz (E) - Modulations
- FM
- Sensitivity
- S/N ≤ 35 dB: 1uv
S/N ≤ 20 dB: 0.35 µV
SINAD ≤ 10%: 0.5 µV - Selectivity
- ± 6 kHz at -6 dB
± 16 kHz at -60 dB - Filters
- ?
- Receiver system
- Double superheterodyne
- IF-frequencies
- 1st: 10.7 MHz
2nd: 455 kHz - Image rejection
- ≥ 70 dB
- Audio output
- ≥ 1.5 W @ 10% THD into 8 Ohms
Transmitter
- TX-range
- 143.000-148.995 MHz (A)
144.000-148.9875 MHz (E) - Modulations
- FM
- RF-output
- High: 25 W, Low: 3 W
Connections
- Antenna
- SO-239
- Impedance
- 50Ω
- Other
- 5 pin DIN connector for some sort of a control interface unit.
3.5mm phono connector for external speaker (8Ω)
Electrical
- Power requirements
- 13.8V DC
- Current drain RX
- 600 mA max
- TX
- 6.5 A max
Physical
- Dimensions (w×h×d)
- 180 × 60 × 195 mm (7.09 × 2.36 × 7.68 in) body only
- Weight
- 2.25 kg (5.0 lbs) body only
- Form factor
- Mobile
- Manufactured
- Between 1980 and 198x
Other features
- Usage
- Amateur / Ham radio operators
- Features + options
- -
- Accessories
- -
- RigReference ID
- 6119
- MPN
- KDK-FM-002025A/E-MK-II
Manuals, diagrams and brochures
-
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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 KDK FM-2025A/E Mk II. 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 KDK FM-2025A/E Mk II is around:
- AUD 2.00
These estimates are based on the following prices:
Links & tools
- Search YouTube for KDK FM-2025A/E Mk II videos
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- Search Wikipedia for KDK FM-2025A/E Mk II information
- Search the Boat Anchor Manual Archive (BAMA) for KDK FM-2025A/E Mk II for manuals and documents (using Google)
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