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Leader LSG-17 Signal Generator

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(@crustytv)
Posts: 12227
Vrat Founder Admin
Topic starter
 

I'm long overdue having a sig gen in my test equipment armoury. Twice now I really could have done with one, once on the G6, which I still need to sort and recently on the 4k. So, I looked around and found this nice example.

The Leader LSG-17 is an IC wideband generator covering 100kHz - 150MHz. I really useful feature is the ability to test crystals. It can also be used as a marker generator when used with a sweep generator for checking and aligning IF circuits.

I've not had much time to play, lots on the go today, new TV arrived, still working on the 4K ultrasonic receiver etc. For now, here are a few snaps; first testing a 4.443 crystal out of the 4K, which appears to be OK, and second checking the accuracy of the leader scale, outputting a 3MHz signal. It appears to be OK.

More later.

20220817 093507
SDS00005
20220817 101411
20220817 101432
20220817 101437
20220817 101455
 
Posted : 17/08/2022 10:38 am
Lloyd reacted
(@nuvistor)
Posts: 4679
Famed Member Registered
 

Nice generator, be very useful. 👍Ā 

 
Posted : 17/08/2022 11:42 am
(@lloyd)
Posts: 1988
Prominent Member Registered
 

I’ve got one of those, mines just badged ā€˜RS components’, works well, but I managed to break the tuning knob off! I don’t trust the frequency markings on mine, it’s always off by quite a bit, so always use a frequency counter with it now. I did align the IF of an old Ekco radio with it once, and the set ended up as deaf as a doorpost! Probably because I didn’t have the frequency counter at the time! Useful bit of kit though.

Ā RegardsĀ 

LloydĀ 

 
Posted : 17/08/2022 12:42 pm
(@sideband)
Posts: 4268
Famed Member Moderator
 

We've got the 'sister' version of that at work, the LAG27 which is just an audio generator. It's actually the spare audio generator so it doesn't get much use I like the large clear dial....so easy to set up.

 
Posted : 19/08/2022 1:44 pm