I am looking for a suitable box for a mast mounted preamp. One such as the SHF-Electroink type as shown on the attached picture. I did manage to pick one up from a rally a few years ago – does anyone

1416 -12 1.1 833 $* GB3KBQ IO80LX 73 John G0API

'Morning all The UK Microwave Group has the first "Low Band" contest tomorrow; Sunday 7 March from 10:00 to 16:00. The Low Bands are 23, 13 and 9cms. The first 4 hours coincide with an IARU event. I'm

Welcome back beacon GB3OSW (IO82KV80) on 3cm - 10368.780 MHz. Not many spotters so far on beaconspot.uk - so have a listen if possible. Thanks Peter (G3SMT - beacon NoV). 73 Martyn G3UKV Virus-free. w

Just finished the 2nd filter, these 0603 components are tricky and can fly long distances !! Note to say that by setting different calibrated ranges for 1296 - 2592 and 3888 MHz on this VNA I was able

I'm seeing a very very weak trace on 10368.97056 MHz coming from the right direction to be GB3MCB. It is a little bit wobbly, by up to 10 Hz. It disappears when I beam away or elevate, but I don't see

I have this 100W 30db attenuator but the i/p measures 14 ohms to gnd, the o/p 51 ohm to gnd and the through is 61 ohm. I'm thinking its duff? Ben

I have just received an e-mail from Ofcom telling me that i must observe the ICNIRP rules, so do i go to theirwebsite and fill in my details or what?cheersGeoffGI0GDP

Tnx John, I eventually found it on page 8.20 of the 1969 edition. No mention of it in the index under micro- or wave- though. de John G8SEQ > -------Original Message------- > From: John Fell <john.g0a

Interesting talk notes from John. My olde school was Leeds Grammar , which was just up the road from the fruit Salads - we were the Banana skins (Yellow cross on the cap) .Taught me how to swim , cric

---------- Forwarded message --------- From: John Rogers <m0jav@...> Date: Thu, 4 Mar 2021 at 15:16 Subject: Ofcom -important message about your licence To: Volunteer Leadership Team <LeadershipTeam@.

Are there any secret sources of microwave absorbant material which will work from 2.5 to 10 GHz with good reflection loss and bulk loss, around 1mm thick and self-adhesive? For the F6BVA 3cm to UHF tr

On 26/01/2021 15:45, Mike Willis wrote: > Eltek Flatpack2 PSU I have loads of 3KW set to 48V or whatever you want. £72 each plus postage. This price only to forum members. 73 Dave G4IUG Ex G8EAO

For my new shack, I have been thinking about getting a pump up mast, which would need to be at least 6m tall. It would need to be wall mounted and the initial payload would be an AZ & EL rotator, with

Ok, my new 23cm 100W set seems to be working but noticed the cable from amp to isolator is getting warm, its blue mini bend, and the cable from ant relay to socket on case wall, semi-rigid (0.086) is

Does anyone have information on the Siemens TWT type W3MT/3A ? I particular need power supply requirements and plug/socket connection details. I already have details of frequency coverage, power o/p,

A local friend Phil VK6ZKO has an Ericsson dish for 11 ghz with a feed like the old penny feed but sort of butterfly shaped ?? The waveguide is slotted but the end is more " banana ? " shaped and bent

Forwarded: Have you given your views in the RSGB’s consultation on a proposed new, Direct to Full licence exam? Nearly 1,000 people have responded already so make sure your voice is heard by completin

Hi Neil, The silicone absorbant foam is the one which is the best for 10Gig and the one necessary but it's very expansive and I' never found much cheaper than what you can find at RF Microwave. Also t

Just been re-jigging my 10Ghz setup. Kuhne trvrt, Kuhne pa, DL2AM pa. I'm using a Kuhne seq2 board but have noticed I'm losing 0.9v between the supply rail and the switched PA volts. 08P06P device wit