Veronica® Aareff 30W FM Broadcasting Transmitter

Veronica® Aareff 30W FM Broadcasting Transmitter Veronica® Aareff 30W FM Broadcasting Transmitter

Do You Have A Question?


On the underside of this unit controls are accessible to set the:

All the versions of this transmitter will operate with a power supply of 12-15V DC (4.5 amps) or worldwide mains 90 to 260V AC.


On delivery the equipment is ready to plug in and use with any suitable 50 ohm antenna system such as our Vertical 5/8 Wave, Single Dipole, Stacked Dipole or Circular/Mixed antennas.

Our package 75W ERP System includes this transmitter with our stacked dipole antenna and very low loss LMR400 cable to give you a full system that will comply with the regulations of the European Union and most other countries in the world.

Love Our Work and Company

We are absolutely passionate about the products we build and we try and think of everything we can do with our designs to make it easier and reliable for the customer. We are not the best sales people, but we are great engineers, so if you have any technical questions please feel free to email us.

Which Version Do You Need?

MPX. - This is the low cost version, but is not intended for the novice or beginners. The audio input is raw MPX without any audio limiting or stereo coder circuitry, this must be provided externally in accordance with the recommendations of

Stereo Version. - This is identical to Mono/MPX version but with a stereo coder built in. RDS cannot be used with this. Again it does not include audio limiting, so it's not recommended for the novice or beginner. External limiting need to comply with the recommendations of

Stereo and Audio Processing. - Most small radio stations and beginners will use this version, this is because it includes audio processing circuitry and suitable limiting to keep the transmitter in compliance with the maximum bandwidth permitted by the international regulations. There is also access to the MPX in and out on the back panel which allows all known RDS units to be connected.

Click here for user manual

Two Year Warranty

This FM transmitter system along with all our other products comes with a limited 2 year warranty (see warranty conditions)


All these models comply with European standards ETS 300384 for R&TTE, EN 301 489-11 for EMC and (LVD) 2006/95/EC for safety, the relevant FCC sections of US 47 CFR Part 73 for verification and ITU-R BS.450-3 (11/01) FM Broadcasting at VHF.

Customer Testimonial

This is a real customer picture of our 30W MPX transmitter in use with an Orban stereo generator and audio processor in the United States. The customer said

"It is hooked up and really works well. It is "On the Air" and sounds great with the 8100 Optimod driving it. This is one of the best units I have seen for the value in a long time. I will monitor it and keep you updated on its performance"

Aareff 30W MPX Transmitter with 8100 Optimod

RF Technical Specifications

Audio Input Sensitivity +4 dBu for +/- 75 KHz dev.
Freq Stability +/- 1 KHz max. typ. +/-300 Hz
Deviation Sensitivity Stability +/-2 % max
Freq Fine Adj > +/- 1000 Hz
Pre-emphasis (50 uS/ 75 uS/ None) Selectable
Audio Input Connector Phono/ RCA type unbalanced sockets
Power Output Adj. 1-30 Watts into 50 ohms
Freq Range 87.5 to 108 MHz in 100 KHz steps
Spurious Emissions Less than -75 dB ref to carrier
Harmonic Emissions Less than -70 dB ref to carrier
Out of Lock RF Muting Less than -70 dB ref to carrier
Residual AM Less than 0.5 %
Synchronous AM Less than 0.5 %
RF Ruggedness Any VSWR phase or length of time
Output Connector SO239 (or optional N type)
Input Connector BNC 50 ohms
Operating Temp -20 to +40 Deg C

AF Technical Specifications

Version MPX StereoStereo and Audio Processor
Signal To Noise Ratio80dB 65dB 65dB
Frequency Response 30Hz-76KHz 30Hz-15KHz 30Hz-15KHz
Audio Distortion 0.2% THD Max0.2% THD Max 0.2% THD Max (at MPX section)

AC Technical Specification

Model Power Supply GS90A15
Input Voltage 90-264 V AC 135-370 V DC 47-63 Hz
Power Factor PF 0.91/230V AC PF 0.95/115V AC at full load
Input Power 60W for 30W RF OUT with RF SWR less than 1.5
Working Humidity 20-90% RH non-condensing
Safety Standards UL60950-1 TUV EN60950-1 BSMI CNS14336 CCC GB4943 J60950-1 approved
EMC Emission Compliance to EN55022 class B EN61000-3-2 3 FCC PART 15 / CISPR22 class B CNS13438 class B GB17625.1
EMC Immunity Compliance to EN61000-4-2 3 4 5 6 8 11 light industry level criteria A