[Hammarlund] Please Respond To Historical Research

[Jon & Valerie Oldenburg]

> 1. What do you consider to be the best vacuum tube general coverage
receiver? R-390/URR
> Why? Low noise floor, exceptional sensitivity, accurate frequncy read out.
>
> 2. What do you consider to be the vacuum tube receiver with the best audio
> reproduction? Why?   Early Hammarlund Super Pros, SP-200 & 400 series.
great push-pull amplifers  with 10 watts of audio, combined with a
continious varible band with filter. The SP-600 Pros rate very vary well in
this area also.
>
> 3. What do you consider to be the best vacuum tube receiver for both AM
and FM
> listening? Why? The only FM unit in the shack at this time are a couple of
Nems-Clark survialance Receivers, models 1001 & a 1008.
>
> 4. Which vacuum tube receiver have you enjoyed listening to the most since
first
> becoming interested in radio? Why? Collins R-388. Very good audio,
accurate dial, and good enough  looking that the wife allows it to reside
next to my easy chair by the fireplace in opur living room!
>
> 5. What is the best vacuum tube receiver built for Ham band only coverage?
Why? Collins 75A-4.
>
>
> 6. What is the best sounding Ham band only vacuum tube receiver? Why?
Collins 75A-4
>
>
> 7. What company bilt the greatest number of good performing vacuum tube
general
> coverage receivers? Hammarlund
>
> 8. Defining the term 'vintage' to be a receiver that is at least
twenty-five
> years old, or built prior to 1978, which one is the best overall
performing
> general coverage receiver? Why?   R-390A/URR. All of the great features of
the R-390/URR, but runs cooler and is a bit easier to maintain.
>
> 9. Using the same criteria as in the previous question, which receiver had
the
> best audio quality? Why?
>
> 10. If you could have any receiver ever manufactured, which one would you
choose
> and why?   Hard choice, have a very good collection already. I'd probley
choose a TEN Tec RX-340, mainly due to it being one of the most advanced
receivers built. If we are limiting this ti vintage gearI'd go for a
Hammarlund 310 Pro, mainly out of rarity and it being the one Pro model that
I dont already have.
73's Jon AB9AH