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Last modified 2023-12-04

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Ramsey AM-25

A picture of Ramsey AM-25

SPECIFICATIONS

GENERAL
Type:Mediumwave transmitter
Frequency range:0.54-1.71 MHz
Tuning steps:10 KHz (DIP switches)
Frequency stability:? ppm
Mode:AM
Channels / memory management:None
Power supply:9-15 VDC (Barrel connector, center positive)
Current drain / power consumption:High: 900 mA @ 13.8 VDC
Low: 400 mA @ 13.8 VDC
Antenna impedance / connector:50 ohm / Phono (RCA)
Dimensions (W*H*D):126*38*133 mm (4.96*1.5*5.24")
Weight:240 g (8.47 oz), with case
Other features:




TRANSMITTER SECTION
RF output power: High: 1-4 W (Depending on voltage)
Low: 50-150 mW (Depending on voltage)
Modulation system:High level
Max FM deviation (Factory set):No FM
Spurious emissions:Better than -? dB
Microphone impedance / connector:? ohm / Phono (RCA)
Microphone input level:1 Vpp




MISCELLANEOUS
Manufactured:USA, 1996-201x (Discontinued)
Additional info: PLL. Kit.
Related documents:User manual (1.3 MB), with schematic diagram
Modifications and fixes:
Reviews:
Options / Accessories:
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