211 A211 Vacuum Tube Audio Tube Amplifier Kit DIY(4pcs Matched Quad)

★★★★★ 4.7 75 reviews

US$2,579.65
Price when purchased online
Free shipping Free 30-day returns

We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here.
US$2,579.65
Price when purchased online
Free shipping Free 30-day returns

How do you want your item?
You get 30 days free! Choose a plan at checkout.
Shipping
Arrives Aug 29
Free
Pickup
Check nearby
Delivery
Not available

Free 30-day returns Details

Product details

Management number 221845478 Release Date 2026/05/04 List Price US$2,579.65 Model Number 221845478
Category

AudioStatic parametersUa----------------------------------------1250V-Ug----------------------------------------70VIa------------------------------------------------- 100 mAGm--------------------------------------3.8 mA/Vu(Ia=75mA)-----------------12RL----------------------------------------7 KPout------------------------------------10 WRecommended operating conditions (reference values)Class A (AF) double-barreled:Typical operating limit parametersUa-------- 750 1000 1250 1250 VPa----------------------------- 75 W-Ug----------- 46 61 80 VUg (peak)--------- 41 56 75 VIa(0)----------- 34 53 60 mALi--------- 4.4 3.8 3.6 KRL-------- 8.8 7.6 9.2 KPout-------------- 5.6 12 19.7 WChannels: 2 (2.0)Model: A211Maximum power per channel: No power supply

  • Audio
Model WPTGODGB
Brand Name WPTGODGB
Part Number WPTGODGB
Manufacturer WPTGODGB
Specification Met Ul

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Customer ratings & reviews

4.7 out of 5
★★★★★
75 ratings | 31 reviews
How item rating is calculated
View all reviews
5 stars
86% (65)
4 stars
2% (2)
3 stars
1% (1)
2 stars
1% (1)
1 star
10% (8)
Sort by

There are currently no written reviews for this product.