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Vintage & Boatanchors

Bias zener replacement upgrade for Heathkit SB220 or 221

$49.99
Condition
Open box
Shipping
Free shipping
Item location
Louisville, US
Listed
7 months ago
Views
2
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Sold by an eBay seller, not a Hamboneyard member. Checkout, payment, shipping and buyer protection are all handled by eBay. Price and availability were checked 23 minutes ago; eBay has the live details.

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originalnomadradio

100.0% positive feedback · 3,867 ratings on eBay

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Bias zener replacement upgrade for Heathkit SB220 or 221 — photo 1

Description

You did agree not to, after all. The 10-Watt zener diode in the Heathkit SB220 will last for decades if you treat it nicely. And if there are any surges or hard mileage the bias zener frequently fails.

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Research this rig

Looking up SB220 (model number found in the title)

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