Am transmitters Greece

Βrand NEW 6000watt class D AM MW Broadcast Transmitter This is a high efficiency NEW design Am transmitter in MW band using dds for frequency synthesis and class D full bridge RF amplifier with pwm audio modulator. What you see is a complete transmitter assemled and fully tested.The unit is capable to produce a carrier of 6000Watt and when modulated you can expect 24kW PEP. Technical data: Power requierements: 3P+N+PE 400V/50Hz Performance:. Output freq. range :500khz-1.8mhz(user adjustable).In 4 versions: a:500kHz to 700 kHz b:700kHz to 1000kHz c:1000kHz to 1.4MHz d:1.4MHz to 1800Mhz (Default version) This NEW version features an integrated high-capacity cooling system: Configuration: 4 x 12V DC, 3.3A top-exhaust fans. Control: Front-panel ON/OFF switch. Performance: Rated for continuous (24/7) 5kW carrier operation. Connection: Manual connection by user. Technical Specifications: Frequency Step Size: 1 Hz, 10 Hz, 100 Hz, 1 kHz, 10 kHz, 100 kHz Frequency Response: 100 Hz – 10 kHz (...

                                        Shortwave radio broadcast transmitter  This is a high efficiency Am transmitter in SW band using dds for frequency synthesis and class D full bridge RF amplifier   with pwm audio modulator. What you see is a complete transmitter assemled and fully tested.The unit is capable to produce a  carrier of 500 w Max and 2000watt PEP. Technical data : Power requierements: 230V AC   Performance: Output freq. range: 3.5Mhz-7.5Mhz(user adjustable).In 2 versions : a:3500 khz to 5500 khz b:5500 khz to7500 khz Supported Bands: 80M, 75M, 49M, 40M. Operation video: Step size:1Hz,10Hz,100Hz,1KHz,10KHz,100KHz. Audio response:50hz-10khz +- 1.5db. Audio input:  XLR balanced 600ohm at 1V rms / RCA female 0.5V Rms at 10Kohm A limiter and negative peak limiter is provided. Carrier level:set by the user Output power:0-500Watt max no modulation Anten...