Description: DC 1.2V-37V LM317 Adjustable Regulated Soft Start Power for 6.3v 12.6v FilamentDescription:Tube Amp Amplifier filament LM317 adjustable voltage regulator with soft start circuit boards , it also can be used in vacuum tube amp negative grid bias power adjustment: High quality double-sided PCB solder, thick copper, small ripple factor of the line, before guts for pole / tube filament results are satisfactory. PCB fixing holes left corners, small volume assembly.Tube filament with, just getting machine is powered on, the voltage from 0V to 6.3V or 12.6V, tube filament slowly increased from cold low resistance, to avoid the impact of the tube voltage jump mutation, protection extend tube life. 7.5V ~ 13V AC power supply, DC 1.2V ~ 12.6V voltage adjustable, 1 ~ 1.5A current output. You can also exchange 5V ~ 32V AC power supply, 1.2V ~ 37V DC voltage adjustable, 1 ~ 1.5A current output. Imported 6A full-bridge rectifier, Nissan or import 1000μ50V filter, LM317 adjustable voltage regulator, Philips or import 680μ50V secondary filter. The board will take the connection: two lead AC voltage inputs, two lead DC voltage output. Size: 63 × 45mm. Package Included: 1 x Tube Filament Regulated Power Supply Board PaymentDelivery detailsTerms of salesReturnContact usPaymentWe accept payment by PayPal only.Payment must be received within 7 days after auctions ended.Delivery detailsItems will be shipped within 1-2 business days when we received payment.Shipping to USA takes about 8-15 days in normal condition,other countries takes about 15-35 days.Please verify your eBay primary shipping address. We are not responsible for any wrong or undeliverable addresses.Terms of salesAll items will be checked before packingYour feedback and 5 star ratings are much appreciated.If you are unhappy with your purchase, please contact us on negative / neutral feedback or low star ratings.ReturnIf you receive an item is damaged or defective, we will refund you or replace it with identical one.All damaged or defective items may be exchanged within 30 days.Contact usWe take full responsibility if you receive wrong item or damaged item or item not as describled. If you're not satisfied for any reason, please feel free to contact us.Just send us an eBay message.
Price: 6.5 USD
Location: HZ
End Time: 2024-01-01T09:54:48.000Z
Shipping Cost: 2.75 USD
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Item Specifics
Restocking Fee: No
Return shipping will be paid by: Buyer
All returns accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money back or replacement (buyer's choice)
Brand: Unbranded
Type: Power supply Board
Compatible Brand: Universal
