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  1. M

    Should I use this passive radiator?

    I have a 2.0 PC speaker system, whose drivers have a diameter of 70mm (that's the diameter that actually moves, if that's of any use). Will the passive radiators shown below be suitable for these PC speakers? I've read elsewhere that a PR should have at least the same diameter as the driver, but...
    • Mohammad Ali
    • Thread
    • bass diameter driver inch passive port radiator speaker
    • Replies: 2
    • Forum: Speakers
  2. Emerson 50's b-w

    Emerson 50's b-w

    Late 1950's Emerson black and white. 110 degree tube. Works but has thermal problem which causes lack of vert. hold. $5.00 estate sale find.
    • Chad Hauris
    • Media item
    • 21 50's black emerson inch tube white
    • Comments: 0
    • Category: Horizontal Hold
  3. Admiral 13 inch b-w

    Admiral 13 inch b-w

    Admiral 13" portable from 1960's. CRT and sound good, but currently no vertical deflection.
    • Chad Hauris
    • Media item
    • 13 1960's admiral black inch portable tube white
    • Comments: 1
    • Category: Horizontal Hold
  4. RCA 1974 b-w and 1950's 8" RCA

    RCA 1974 b-w and 1950's 8" RCA

    1974 RCA 16" b-w, works well, and 1950's 8" RCA portable, which works but probably should have new caps.
    • Chad Hauris
    • Media item
    • 16 1950's 1974 8 black inch rca white
    • Comments: 0
    • Category: Horizontal Hold
  5. RCA CTC-52?

    RCA CTC-52?

    An RCA 15" tube portable from around 1973. The vertical height tends to decrease as the set warms up. Will have to find the thermal problem.
    • Chad Hauris
    • Media item
    • 15 1973 color ctc--52 inch rca tube
    • Comments: 0
    • Category: Horizontal Hold
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