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(!!!) 231=31 US Made Balloon NOS 1920's (14.2ma) Online now Original price was: $29.99.Current price is: $23.99.

(!!!) 211D=VT-4-B Western Electric nickel base used/60% mid-1920’s – reboxed (61.5ma) For Cheap

Original price was: $499.99.Current price is: $200.00.

SKU: US-8237275054332 Categories: ,
Description

Description

(!!!) 211D=VT-4-B Western Electric nickel base used/60% mid-1920’s – reboxed (61.5ma)

211D=VT-4-B Western Electric nickel base used mid-1920’s – reboxed – some pitting / oxidation / blemishes on base – see photo

61.5ma (60%)

Gm=2900 (80%)

1 TUBE ONLY – NOT A PAIR

 

Tested on Amplitrex 

Vplate=500VDC

Vgrid=-1VDC

Good Ma range = 100 – 120ma

Good Gm range = 3600 – 4000

 

Recommended for

SET amps under 1000Vplate

 

Shipping & Delivery

We accept returns on non-sale items that are in original packaging, unused, and unwashed within 30 days of receipt. Please follow our returns/exchanges process below. If items do not meet our requirements for return, they will be shipped back to you in lieu of a refund. Shipping and handling charges are non-refundable (exceptions may apply).

Returns & Exchanges Process: If item(s) fit within our returns guidelines found in the Returns. Please allow 7-10 business days for the credit to appear on your account after your return is processed.