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56 RCA Balloon engraved base black plate tests like new 1930's (4.7ma)
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56 RCA Balloon engraved base black plate tests like new 1930's (4.7ma)
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56 RCA Balloon engraved base black plate tests like new 1930's (4.7ma)56 RCA Radiotron Balloon engraved base black plate tests like new 1930's in white box 4. 7ma Gm=1500 (Vfilament = 2. 5 volts) Amplitrex Test: Vplate=250V Vgrid= 13. 5V NOS Ma range = 4. 5 5. 2ma NOS Gm=1400
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56 RCA Radiotron Balloon engraved base black plate tests like new 1930's in white box
4.7ma
Gm=1500
(Vfilament = 2.5 volts)
Amplitrex Test:
Vplate=250V
Vgrid=-13.5V
NOS Ma range = 4.5-5.2ma
NOS Gm=1400
56 RCA Balloon engraved base black plate tests like new 1930's (4.7ma)
Item no
:
2110999840
US$ 49.99
Pay in 4 interest-free payments of $12.50 Learn more
Min. order:
1piece
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jun 21 - Jun 26
US$40
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Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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