Hi Michel, If you are interested to try 24GHz across the channel during next week (Tuesday to Thursday 5,6,or 7th July) I'd be happy to try from the south coast of the UK near Swanage. I understand th

The LDMOS device PD85004 as used in my 70 and 23cm 3W driver board kits is now obsolete and no stock has been available anywhere for around 2 years. I now have around 15 devices remaining so order the

Hi All I have a couple of Plisch '50W' analogue TV amplifiers available + spares tubes and accessories, free to a good home. It is reported that powers in excess of 300W can be achieved at 23cm with t

Hello Michel I am active on all the bands up to 3cm and very soon 1.2cm (24Ghz). If you are planning any activity please post onto the group or sign into SHF Chat on Zello or email G8IKP@... We

Michel There are two stations active from Dorset on 9, 6 and 3cms. Myself, G3VPF and John, G8IKP. I have worked the Brittany coast on a number of occasions and the old Brittany beacon was a consistent

I have a waveguide directional coupler I am not using. It looks like it was part of some test setup, as someone has put it in a wooden frame. Make me an offer if interested.

By the way my portable site is Haytor , Devon, which is IO80DO. I am at 366 metres above sea level.

It's a 2.LO - 2.RF = IF product, with the IF at 2050MHz SA YIG LO at 2766 MHz (where it would be to convert 716MHz to the IF of 2050MHz) Strong signal at 1741MHz phone uplink band (within the input ra

Hello Michel, Thank you very much for your email and info. The reason why you will have had a problem working stations in the U.K. is that I am about the only station active on 3 cm. In Devon/ Cornwal

Good morning, Newly registered on this list, i wanted to introduce myself to you. Michel F1src, I have been using hypers for a few years now, first with the 6 cm, now I'm building a 3 cm transverter a

All the relays have been sold.

It’s in the subject line 😂😂 - 5 V. Centre must be positive - it warns damage will result if polarity is wrong.

D'Oh! Read the subject line! Dave, G1OGY

What voltage to switch, please Dave? Dave, G1OGY <drkirkby@...> wrote:

I should have added these have 50 ohm internal resistors, which get switched so the unused port is terminated in 50 ohm. Dave

I have a number of relays like these. I can’t find an Agilent data sheet, but some tests with a VNA indicate >90 dB isolation and < 0.5 dB insertion loss to 20 GHz. I have not measured the peak curren

More good news! I have been offered (and bought) a small quantity of PD85004 devices. That means I can offer the last few 23cm driver kits shortly. Also I have made up 4 complete 70cm kits with the ne

I was using this 1980s vintage Spec An. to measure the frequency my iPhone was putting out. PCB yagi on SA, phone held near it. My provider is Three, which according to one frequency listing dating ba

I am disappointed that I cannot see anything from ALK/9 now. I have been carefully watching the Spectran trace when large (A380) aircraft cross close to the mid point reflection zone on Airscout. What