[volt-nuts] Old HP3458A - SN: 2823A 03939

J. L. Trantham jltran at att.net
Tue Sep 23 18:59:19 EDT 2014

I suspect it has the six EPROM version of the A5 board, where the '5' firmware resides.  The Ver 8 files are 'out there' and it should be a simple matter of burning the six chips if you have a chip burner.  

I don't know where the '1' firmware resides.


-----Original Message-----
From: volt-nuts [mailto:volt-nuts-bounces at febo.com] On Behalf Of cfo
Sent: Tuesday, September 23, 2014 1:57 PM
To: volt-nuts at febo.com
Subject: Re: [volt-nuts] Old HP3458A - SN: 2823A 03939

On Sun, 21 Sep 2014 15:22:14 +0000, cfo wrote:

> Gents
> I'm looking for a 3458A , and have found one : SN: 2823A 03939 w. opt
> 002 Seller says it's passing selftest.

The seller has returned with this info : 

> hello again too,
> rev : 5,1
> i think CAL-Ram's have been changed on 1999 but i m not sure.
> In can accept a 30 days warranty no problem.

So it's fw: 5,1


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