(Display tube) UV-201 Volutron brass base - does not work - in good condition - 1920's
(DISPLAY TUBE) UV-201-A Radiotron "brass base and tipped" 1920's lights up nicely but no emission (display tube)
(Display tube) UV-201A Radiotron brass base 1920's (does not work)
(DISPLAY TUBES) 80 Balloon shape glass 1930's (for display purposes only - do not work)
(Single) 46 RCA NOS original box 1940's (59ma Gm=2900)
01A Wards by Sylvania used/good 1940's (2.6ma Gm=700)
112A Balloon no name with blue "Type 112-A" sticker on glass used/good (4.7ma)
112A Rayovac Balloon engraved base used/very good, internals like a UX-112A RCA (8.5ma)
112A RCA used/tests like new 1930's (7.5ma)
46 RCA NOS 1940's (60.4ma Gm=3210)
46=VT-63 Ken Rad used/tests like new 1940's (57.2ma Gm=2660)
71A Cunningham Balloon used/tests like new 1930's (30ma)
71A RCA Radiotron Balloon used/good 1930's (21ma)
85 no printing used/strong 1940's (50/25)
85 RCA Cunningham engraved base used/tests like new
85 RCA used/good 1940's (44/25)
85 RCA/Radiotron engraved base used/good 1930's
85 Tungsol JAN NOS 1944 (50/25)
UV-202 Radiotron "brass base" and tipped NOS original box 1920 era (45ma) (very rare)
UX-171A RCA Radiotron Balloon used/good 1930's (18ma)
