[bars] Motorola R2001DHS

[Tim - K1DC]

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

			

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