Re: 23cm pre amplifier

Stephen Tompsett

I've used a SBA1250/1450 in my new preamp box:

Other possible sources

On 22/09/2020 13:15, GM6VXB via wrote:

After a few good days on tropo, this morning turned on the 23cm system to find that the pre amplifier had died.

This was a very good VHF Designs low noise high gain pre-amp.

Found that the initial device had gone short. Paperwork says an 'SKY67151', but looking closely it looks like

and is marked as a PGA-103.

Anyway, replaced it with a 103 but the pre amp is still very low (maybe no) gain.

So is there a good source of 'built' pre amplifers as the only ones I can see are the VHF design ones.

Eyesight now not good enough to try to build one of the DDK ones.

Martin, GM6VXB

(QRT 23cm until sorted.)

Stephen Tompsett (G8LYB)
Tel: 01788 578940
Mob: 07956 855816

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