RTA-11T Tweeter upgrades and best place to buy RDO-198

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So today I picked up a pair of RTA-11T's for $30. I have reason to believe they are an early version of the RTA-11TL as they have the spoiler above the tweeter and have four small feet as opposed to the pedestal.

They also have the SL-3000 tweeters installed on both.

One of the tweeters appears to be dead. I checked the physical connection to the tweeters and also checked the resistance of the caps, everything seems fine there.

I've seem online (and on this forum) people recommending replacing the tweeters with the RDO-198's and i'm wondering where where's the best place to purchase them. I see them on eBay but i'm not sure if they're legit or not. Does Polk still sell them directly?

Comments

  • F1nut
    F1nut Posts: 49,802
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    Polk sells the RD0198-1, which is the correct part number.

    Resistance of the caps? Microfarad (uF) is how caps are measured. Regardless, the original caps are way past their useful lifespan and must be replaced.
    Political Correctness'.........defined

    "A doctrine fostered by a delusional, illogical minority and rabidly promoted by an unscrupulous mainstream media, which holds forth the proposition that it is entirely possible to pick up a t-u-r-d by the clean end."


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  • boston1450
    boston1450 Posts: 7,472
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    I replaced my sl3000 & upgraded to that tweeter. Well worth the $$
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    Randy/Maine
  • skrol
    skrol Posts: 3,339
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    By what you describe, they do sound like the TL. Some early TL's had T labels. $30 is a great deal.
    Stan

    Main 2ch:
    Polk LSi15 (DB840 upgrade), Parasound: P/LD-1100, HCA-1000A; Denon: DVD-2910, DRM-800A; Benchmark DAC1, Monster HTS3600-MKII, Grado SR-225i; Technics SL-J2, Parasound PPH-100.

    HT:
    Marantz SR7010, Polk: RTA11TL (RDO198-1, XO and Damping Upgrades), S4, CS250, PSW110 , Marantz UD5005, Pioneer PL-530, Panasonic TC-P42S60

    Other stuff:
    Denon: DRA-835R, AVR-888, DCD-660, DRM-700A, DRR-780; Polk: S8, Monitor 5A, 5B, TSi100, RM7, PSW10 (DXi104 upgrade); Pioneer: CT-6R; Onkyo CP-1046F; Ortofon OM5E, Marantz: PM5004, CD5004, CDR-615; Parasound C/PT-600, HCA-800ii, Sony CDP-650ESD, Technics SA 5070, B&W DM601
  • xschop
    xschop Posts: 4,704
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    I agree. Probably TL's. Where's the pics?
    Don't take experimental gene therapies from known eugenicists.