Morris, You may get advice to change out ALL those tantalum caps. Roy Morgan K1LKY Western Mass K1LKY68@...

'Glad to hear of a crystal manufacturer (they claim to stock a variety of crystals, too). Any idea of their prices? Shipping from Belgium may not be prohibitive. Roy Roy Morgan K1LKY Western Mass K1LK

When I worked at Teradyne in Boston in parts inventory management, I would call Pomona to order needed parts. The call was answered this way: "Hi, this is Frank, everything is going to be OK!" I sugge

I forwarded to Andrew off list Sphere's recent posting telling about season specials. Roy Morgan K1LKY Western Mass K1LKY68@... What is Sphere . . .

Hi, Was there a thread on this very topic recently? If I remember correctly, those knobs must be pried off the shaft. There is no "grub screw". Equal force from under both sides of edge of the knob is

Just add the "R" to the name. All done. Roy Morgan K1LKY Western Mass

Sparky99, I have an R-390A receiver whose front panel has a circular grove worn deep into the front panel around the main tuning knob. This shows countless hours of use, more likely years, in signal i

I have a solder station here with adustable temperature control. Assuming the indicated tip tdmperatures are ballpark correct, what temperature shocks I be settincg? I use common 60/40 rosin core sold

Two comments offered to help: Soldering short wires from the battery to the terminals will ensure good connection. Caig De-Oxit is best for metal to metal sliding contacts as in switches and wire woun

Alain, Welcome to the Comminity, and greetings to France. I once very much enjoyed a visit to Calais. Your 2215A is a fine scope. It is complicated and capable enough to do the vast majority of tasks

Yes likely a 502. ONE mc bandwidth. No removable plug- one. Roy Morgan K1LKY Western Mass

I used to have A 500- series scope with dual beams and low bandwidth. Not sure of the number. The bandwidth was low. I remember that the intended application was medical and biological research. Roy M

See below where it says "Group Owner" Roy Morgan K1LKY Western Mass

Try The RF Connection in MD: rfconnection.com 301-840-5477 Rfc@... For all sorts of cable, wire, connectors,and related stuff. Roy Morgan K1LKY Western Mass ...

There was recently a post telling of a supplier. Might have been England though. Roy Morgan K1LKY Western Mass

Roy Morgan K1LKY Western Mass There were extenders, rectangular cross section ridgid aluminum with the connectors on the ends, some 8 or 9 inches long. The part number(s) have been mentioned on the li

I looked up the.rar file format but am still confused. Is opener software free, easy to use, and widely used among our list members?? Roy Morgan K1LKY Western Mass

#file-notice

Trash the clock. Cells should last many months. Roy Morgan K1LKY Western Mass

Thanks, I will get the board and parts to examine. Roy Morgan K1LKY Western Mass

I have unearthed an inbuilt kit for a KD1JV Spectrum Analyzer Scope Adapter. No instructions/manual or enclosure. I can only assume most needed parts are here. A web search finds other projects/ kits