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I have an 8656 scrap unit. If my memory serves correctly it has an 8656 front panel and cpu board (large hinge out board) but the cast central section appears to be an 8657. I think someone put

They're not bad when they run. Plenty good for most practical (e.g. radio) use. Peter

I know on start up prob fail on ATt Bd Communications. I thought if I could bypass the connector plug with a looping plug, maybe I could get past that error to see how good she is, See them on ebay

Ya its heavy, but probably once in a lifetime learning experience.. Dennis -- Using Opera's mail client: http://www.opera.com/mail/

The shop says it was from Northrop Grumman Corporation and hey could of cannibalized a good one to fix one they needed up and running! I figure for Fifty is is not not to learn from! Dennis -- Using

Dennis vitali Likely that there's a reason that the board was missing. If you score a board expect that there will be another problem(s). Jay

Mine’s a B, and reads about 30 with fingers on the terminals. Craig Sent: 18 February 2016 02:39 To: hp_agilent_equipment@... Subject: Re: [hp_agilent_equipment] Boonton 250 RX Meter

Got a boat to go with it? -- john, KE5FX Sent: Wednesday, February 17, 2016 7:49 PM To: hp_agilent_equipment@... Subject: [hp_agilent_equipment] Hp8656 worth$50 The surplus shop down the

Shopping for indium solder is a bit tricky. I find that it apparently is also the name of a manufacturer and common lead solder is being advertised as "indium" at a premium on the "bay". Is there a

Joe: thanks for the pictures. I've ordered 2 MCM68766 EPROMS. They should be here in a couple of weeks. I'll look more carefully tomorrow, but I think my board is already setup with jumpers just like

Max, Just sent three pictures via PM. Joe Sent: Wednesday, February 17, 2016 11:35 AM To: hp_agilent_equipment@... Subject: RE: [hp_agilent_equipment] Re: HP 3325A What ROMS? Hi Joe. Can

That depends, just think of the voltage controlled attenuators and all sorts of stuff inside, but only if you are an experimenter. 73 Bill wa4lav but on the other hand, that sort of thinking is how I

The surplus shop down the street has a HP 8656A signal generator with A3 card removed for $50 is this a good deal or pig in a poke. Dennis vitali

Thank you Dave. I am not sure if mine is a late A or a B but I think the B has a solid state IF amp and mine is tube. My shop is in the garage and its raining hard right now but I will look later.

Heat definitely softens it. My understanding is that acetone dissolves it, confirmed when I needed to remove a bunch which somehow found its way onto one of my fingernails.

Richard The theory of operation section gives a clue in that it talks about a 40kc pass band This could likely be achieved by using a sweep generator. and then shaping the passband using a scope. I

I have a manual from the web and another that I think is the same. Well, it got shocked but I don't know what got damaged. It fell off a table but fell on something so it didn't get the full shock. I

That would depend on how heavy the base metal conductors are in the region of the indium solder. 3-4 amps isn't an awful lot unless you are trying to push it through 30 AWG wire. Through 18 Ga wire,

Would indium solder handle much current, like 3-4 amps? The reason I ask is I have to solder some terminals inside a small battery housing (replacing NIMH with Li-Ion) and don't want to melt the

I have the HP version after they took over Boonton. Identical instrument. Fortunately I collected mine in person so it suffered no trauma. It is midnight in the UK, but I’ll check votages on each