a division of Milestone Technologies, Inc.
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Instruments and Kits from

Almost All Digital Electronics 

Our friend and colleague Neil Hecht passed away on August 19th, 2015.   In Memoriam donations may be made to the Leukemia and Lymphoma Society --N1FN 08/29/15

The HF broadband preamplifier has been produced by Morse Express for the last few years, and production will continue for the forseeable future (see below). Pages for the other AADE products will remain in place for reference purposes.  Apart from the HF Pre-amplifer, NO AADE PRODUCTS ARE AVAILABLE.

HF Preamp

     See Below
LC Meter

Inductance / Capacitance Meter


TCXO Frequency References 


Frequency Display/
Counter kits


AADE HF 20dB Preamplifier Kit

General Purpose Broadband Amplifier

HF Preamp

20db gain 30MHz bandwidth preamplifier. 
Provides useful gain to 50Mhz.

Designed originally as a preamplifier/buffer for the DD1 frequency counter, the AADE HF Preamplifier can be mounted inside a radio, or built as a stand-alone HF preamp (antenna amplifier)...

Can be powered from an

  • AC source such as filiment transformer in radio, or
  • DC source  of 5 to 24 volts

.01 uF capacitors are supplied with the kit for input and output  but the input capacitor should be kept as small as possible if connected across an oscillator tank circuit.

AA-HFPRE only $12.95

Order on-line, or call 800-238-8205 for credit card orders
or call 303-752-3382 for more information