1PC PSVANE 845B Vacuum Tube Tested Replace Shuguang 845B 845-T WE845 RCA845

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Sign Up Now ! 1PC PSVANE 845B Vacuum Tube Tested Replace Shuguang 845B 845-T WE845 RCA845 Item description Packing List 1*PSVANE 845B vacuum tube (tested) 845B is direct-heated type thorium tungsten cathode triode, which can be used as class A1 and AB1 amplification. Heater Uf---------------------------------------10 V If----------------------------------------3.25 A Maximum Rating Ua----------------------------------1250 V Pa-------------------------------75 W Pout(max.sig)--------------------------150 W Ia(max)------------------------------120 mA; Direct Interelectrode Capacitances Input----------------------------------6 PF output----------------------------------4.5 PF Grid to plate----------------------------------14.5 PF Static parameter Ua--------------------------------------1250 V —Ug-------------------------------------200 V Ia---------------------------------------80 mA Gm--------------------------------------3 mA/V ri----------------------------------------1.7 KΩ u----------------------------------------5 RL---------------------------------------3.4 KΩ Ug(pk)------------------------------------69 V Pout-------------------------------------15 W Recommended Operating Conditions（reference value） class A1 .single tube： Ua-----1000 1000 1250 V —Ug--- 145 155 209 V RL-----6 9 16 KΩ Ia------90 65 52 mA Gm-----3.1 — — mA/V Ug(pk)--— 110 148 V ri------1.7 1.9 2.1 KΩ Pout----24 21 24 W Push-pull.class AB1： Ua------------------ 800 1000 1000 1250 V —Ug---------------- 125 170 175 225 V RL------------------ 4.5 4.6 4.6 6.6 KΩ Ia--------------------80 70 40 40 mA Ug(pk)----------------177 240 — — V Ia（mAx.sig）---------170 230 230 240 mA Pout----------------40 75 75 115 W Payment Delivery details Return Policy About us Contact us Payment Safe and secure payment by PayPal. Delivery details Please leave VALID TELEPHONE NUMBER which is necessary and very important. Customs Clearance We are NOT responsible for any customs duties fee. We are NOT responsible for any import tax or customs delay. Most item will be shipped within 2 working days. For package less than 2KG, we use Airmail (10-25 days to most countries) and for package over than 2KG we use Expedited Service such as DHL, UPS and FEDEX (5-8 days to most countries). Return Policy Free Return Within 30 DaysWe provide return within 30 days for all items you bought on eBay, full refund and return shipping will be provided. 1-year warranty is provided for all items(Excluding: 1. Man-made damage or misuse. 2. Audio accessories and consumables such as vacuum tubes). If you are satisfied with our products and service please leave a 5-star . Feedback is very important to us just like our lives, please DO contact us before you leave a neutral or negative feedback, we will provide better solutions until you are satisfied. About us Douk Audio / Nobsound Studio was founded in 2013 in Shenzhen CHINA, we own several brands including Douk Audio / Nobsound / Little Bear etc. As a professional audio company, we are dedicated to design and produce the best products at the lowest prices to make HiFi affordable. We will spare no efforts to bring great products and service for customers and extremely to improve our customers listening experience. Contact us Please don't hesitate to contact us if you have any questions or comments about our items. 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Price: 159.99 USD

Location: shenzhen

End Time: 2024-10-02T08:52:53.000Z

Shipping Cost: 0 USD