NightBids
RCA Victor Type 47 Vacuum Tube Black Plate calibrated Knight 600B tester
Lot · Vintage Parts & Accessories How it works

RCA Victor Type 47 Vacuum Tube Black Plate calibrated Knight 600B tester

Starting price (see what it sold for on eBay ↗) $18.00 as of Jul 28, 2026
No bids yet — be first 0 bids · starting bid
Ends in
Closes Aug 2 · 10:36 PM EST
Bid on eBay

Opens the listing on eBay in a new tab. Auction data may be delayed.

Past Vintage Parts & Accessories auctions
Condition Used
Condition tiers New Used Refurbished Damaged Unspecified
Ships from ZIP 620**
6camjcadmcon2 1,651 ratings · 100.00% positive
Seller
More Vintage Audio & Video tonight Similar lots ↓

Description

From the seller
RCA type 47 balloon vacuum tube. Has black plates with side square D foil GETTER.

Description is reproduced verbatim from the eBay listing. NightBids does not edit seller copy — refer to the live listing for authoritative details, shipping rates and return policy.