[time-nuts] adjustable gain/offset amplifiers

Robert Atkinson robert8rpi at yahoo.co.uk
Fri Jul 24 19:55:11 UTC 2009


I have an EG&G (Now signal recovery) 5185 wideband preamp that would suit.
see < http://www.signalrecovery.com/5185page.htm > This is not a solitation to sell mine:-) They do a range of other models.

Robert G8RPI.

--- On Fri, 24/7/09, Lux, James P (337C) <james.p.lux at jpl.nasa.gov> wrote:

> From: Lux, James P (337C) <james.p.lux at jpl.nasa.gov>
> Subject: [time-nuts] adjustable gain/offset amplifiers
> To: "Discussion of precise time and frequency measurement" <time-nuts at febo.com>
> Date: Friday, 24 July, 2009, 7:03 PM
> I'm looking for some amplifiers with
> adjustable gain (say from 0 to 5) and offset (say +/- 5V)
> for general benchtop use (e.g. you have some widget you want
> to test as a replacement, but the original device had
> different input ranges, and before you go redesign the rest
> of the circuit..) with at least 10 MHz BW.
> 
> SRS has something close (SIM983) but it's only 1 MHz BW..
> 
> I'm thinking that someone might have run across it in the
> nuclear instrumentation or experimental physics area? (I
> looked through the Ortec NIM module listing, but nothing
> lept out).  I've also run across the instrumentation
> amps used for strain gages, but they're all in the few tens
> of kHz range.
> 
> I'd like to avoid cobbling up something with some wideband
> opamps and pots (which is what we've done in the past..).
> 
> 
> James Lux, P.E.
> Task Manager, SOMD Software Defined Radios
> Flight Communications Systems Section
> Jet Propulsion Laboratory
> 4800 Oak Grove Drive, Mail Stop 161-213
> Pasadena, CA, 91109
> +1(818)354-2075 phone
> +1(818)393-6875 fax
> _______________________________________________
> time-nuts mailing list -- time-nuts at febo.com
> To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
> and follow the instructions there.
> 


      



More information about the time-nuts mailing list