[bars] Motorola R2001DHS

[Juan Jiménez]

Thanks! I called them to see if they work on it. :)

73,
K1CPR
Juan


On Tue, Jun 10, 2025 at 2:59 PM Jwahar Bammi via bars <bars at w1hh.org> wrote:

> You can also try
>
> Cal-Tek in Billerica
>
> https://repaircalibration.com/contact/
>
>
>
> I don’t know if they do this particular piece of equipment or not, but
> call them.
>
> I have had some vintage’ish  HP gear calibrated here.
>
>
>
> 73 de ws1m
>
> bammi
>
>
>
> *From:* bars <bars-bounces at w1hh.org> *On Behalf Of *Leandra MacLennan via
> bars
> *Sent:* Tuesday, June 10, 2025 2:51 PM
> *To:* Tim K1DC <k1dc.radio at gmail.com>
> *Cc:* bars at w1hh.org
> *Subject:* Re: [bars] Motorola R2001DHS
>
>
>
> Essco is where we had all of the company test equipment calibrated. They
> are near the Billerica area so you can drop it off.
>
>
>
> Www.Esscolab.com
>
>
>
> Contact them first to get a quote and set up an appointment date for the
> calibration.
>
>
>
> -Leandra AF1R
>
>
>
> On Jun 10, 2025, at 9:03 AM, Tim - K1DC via bars <bars at w1hh.org> wrote:
>
> 
>
> Whoa!!!  That's one fine piece of kit!
>
> T.
>
> On 6/10/2025 11:24, Juan Jiménez via bars wrote:
>
> https://wiki.w9cr.net/index.php/Motorola_R2001D
>
>
>
> On Sunday I drove down to PA to pick up a Motorola R2001DHS (an R2001D
> with the high stability oscillator option).
>
>
>
> *Wow.* This thing is the most complete piece of radio test equipment I
> have ever been able to find (and afford), even if it was made in the
> 1980's. It was worth the 14 hour drive there and back, and the reminder
> than all of Central PA smells like manure this time of the year. It makes
> the Swiss Army Knife look like something that came out of a box of Cracker
> Jacks.
>
>    - Spectrum Analyzer
>    - Duplex Generator
>    - Modulation Oscilloscope
>    - Frequency Counter
>    - AC/DC Digital Voltmeter
>    - RF Wattmeter/Signal-Level Meter
>    - General Purpose Oscilloscope
>    - Multimode Code Synthesizer
>    - Distortion/SINAD Meter
>    - Sweep Generator
>    - DTMF Encode/Decode
>    - Printer Port
>
> I missed the auction for the one with the coffee maker option. 😆
>
>
> Frequency range is 10 kHz to 999.9999 MHz with a resolution of 100 Hz.
> Output in 50 ohms is 0.1 uV to 1 Vrms on FM and 0.1 uV to 0.4 Vrms on AM.
>
> The monitor mode measures frequency from 1 MHz to 999.9999 MHz. The
> auto-ranging CRT display has a resolution of 10 Hz for frequency error.
> Input sensitivity is 1.5 uV for 10 dB EIA SINAD. The spectrum analyzer has
> a 75 dBm dynamic range.
>
>
>
> Anybody know anyone who works on calibrating these? The service manual is
> straightforward (and hefty) but I don't have the additional equipment to do
> the calibrations.
>
>
>
> And no, this one is not going to Ukraine unless I find a sponsor with deep
> pockets who wants to buy it for them. Too expensive for that, way out of my
> meager charity budget...
>
>
>
> 73,
>
> K1CPR
>
> Juan
>
>
>
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> --
>
> Courageously sent from a non-Apple device that *includes* a headphone
> jack.
> ------------------------------
>
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> Tim Carter - K1DC
>
>
>
>
>
> +1.978.710.0133 <1.978.710.0133>
>
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>
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>
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>
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