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Olson Electronics was a company based out of Ohio and has many stores from New York to California. They were on the same level as Allied Electronics and Radio Shack. The tube checker you have is one from about 1960 or so and was made for them by EMC, maybe as a kit or by Mercury. They were also...
Most know about Rig Pics.... I found another based out of the UK! Radio Pics Database, here is the URL....
http://www.radiopics.com/CB%20Radio/USA%20CB/USA%20CB.htm
This link is for CB and 10 meters radios.... Nice pics too! Some of these I have not seen before....
73 mechanic
I bought an Eico 350 tube tester about 15 years ago.... The only good way to check vacuum tubes or also known as valves. The tester will load the tube properly with correct voltages and measure resistances and drops. The only good way to check a tube!
If a tube has a dull white spot or spots...
Found some info on the Micromonitor.....
http://www.cbtricks.com/pub/secret_cb/vol_15/graphics/secret_cb_vol_15_pg05_06.pdf
Interesting stuff! I'm digging deeper!
73 mechanic
Basically the channel knob, in a 23 channel crystal CB, controls the frequency by connecting the correct crystals to mix to make the wanted channel. Same thing for a PLL synthesized 40 channel CB. Sort of connecting the right "dots" to have the wanted channel. This can be done by a...
I've started with Arduino and with the IDE and a good plan it should work. The Atmel processor should be able to most anything..... If done right an old Commodore 64 should do a few things.
73 mechanic
I'm sure many of you remember the "MOD" where 'weakstation' came up with a control circuit using EPROMs to control the PLL and VCO. Lots of channels for different MB8719 chassis.
Pretty much forgot about this till today as I was doing a search for my old Geocities page. The front page is...
My operations on two meters SSB with locals is decent and living in the Great Lakes area only seems to enhance this. Many times talking with locals and my yagi pointed East I have been hearing radio propagation 'pips' or 'twits' on 144.200 USB. They for all the World sound like what is heard on...
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