Description

1 Matched Pair Tested Vacuum Nature Sound LinLai 211-T Tube Hifi audio Amp DIY One Matched Pair Vacuum Nature Sound LinLai Hifi 211-T Tube audio Amp DIY 2pc each lot HIFI Nature Sound 211-T Audio Vacuum Tube One matched pair 211-T T Series:Positioning in exceeding total. Classic style, exquisite craft, comprehensive and balanced sound performance, largest sales volume over the world, best choice for you . 211 is direct-heated type thorium tungsten cathode triode, can be used as class A, B and C. Heater Uf--------------------------------------10 V If---------------------------------------3.25 A Direct Interelectrode Capacitances input----------------------------------6 PF output----------------------------------5.5 PF grid to plate----------------------------------14.5 PF Static parameter Ua--------------------------------------1250 V —Ug------------------------------------70 V Ia--------------------------------------100 mA Gm-------------------------------------3.8 mA/V u(当Ia=75mA时)---------------------------12 RL--------------------------------------7 KΩ Pout------------------------------------10 W Recommended Operating Conditions ( reference value) class A(A-F) for two tubes ： typical working condition limited parameter Ua--------750 1000 1250 1250 V Pa----------------------------75 W —Ug-------46 61 80 V Ug(pk)-----41 56 75 V Ia(0)-------34 53 60 mA ri---------4.4 3.8 3.6 KΩ RL--------8.8 7.6 9.2 KΩ Pout-------5.6 12 19.7 W Push-pull. class B(A-F) typical working condition limited parameter Ua------------------ 1000 1250 1250 V Ia (mAx.sig per tube)-------------------175 mA Pa (in) (mAx.sig per tube)--------------- 220 W Pa (per tube)------------------------- 100 W —Ug------------------72 95 V Ug(pk)-----------------380 410 V Ia (0)------------------20 20 mA Ia（mAx.sig）-----------320 320 mA Pd(mAx.sig)------------7.5 8 W RL(a—a)---------------6.9 9 KΩ Pout------------------200 260 W ROHS Compliant Good quality tubes Test and selected by factory. 3months replacement warranty from date of receipt. Payment Delivery details Terms of sales About us Contact us Payment We accept payment through PayPal, please contact us before bidding. For purchasing multiple items, Please email us for a combined invoice . Generally we would like to receive payment within 48 hours if paying by PayPal. We will not ship items until payment is received / cleared. Thank you for your understanding. Delivery details Most items are shipped by postal REGISTERED airmail service within the next 24 hours after received payment. When you buy multiple items that close on the same day, your items will be shipped all together with. We ship worldwide. Terms of sales If as some reasons your parcel gets lost or damaged in shipping, we will offer a refund or re-ship your order. However, delivery times vary so please allow adequate time for your parcel to arrive before requesting a refund or replacement. Postal service estimates for delivery are as follows: International - normally 7 to 14 business days, but can be up to 25 days due to traffices or custom inspection,ect. Also some countries shipment is a little longer. Remark: Business days are Monday - Friday and do not include Holidays About us We mainly supply audio amplifier, tube amplifier, guitar amplifier kit and diy components. Contact us If you have any question, please contact via ebay message before leaving neutral, negative feedback or opening any dispute. We will reply you within 24hours, ensure help you solve the problem, make your satisfied. Our working time from 8AM to 18:00PM.