One Matched Pair LINLAI 845-DG DG-Overhung Vacuum Valve Tube 845B Amp Factory

One Matched Pair LINLAI 845-DG DG-Overhung Vacuum Valve Tube 845B Amp Factory Matched One matched pair 845-DG E-845 is direct-heated type thorium tungsten cathode triode, class A1 and AB1 One Matched Pair LINLAI 845-DG DG-Overhung Vacuum Valve Tube 845B Amp Factory Vacuum Tube One Matched Pair LINLAI 845-DG DG-Overhung Vacuum Valve Tube 845B Amp Factory Matched One matched pair Linlai 845-DG 845-DG is direct-heated type thorium tungsten cathode triode, class A1 and AB1 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 ROHS Compliant Good quality tubes Test and selected by factory 3months quality warranty from date of receipt. Payment Delivery details Terms of sales About us Contact us Payment It is ONLY accepted PayPal payment. Please be sure your shipping address is correct. We will only ship to your address listed at the PayPal payment. Due to the secure reasons, we are not allowed the address change through email or message. We have no responsibility for shipping address provided. Payment must be received 7 days after auction ended. Unpaid dispute will be filed to eBay for non- payable bidders. Delivery details Ship to worldwide excluded some countries. It takes about 7-21 business days on the way. Item will be Shipped Within 24 hours as soon as your Payment Verified. Some times the date will be delayed due to a shortage. However, we will inform you via the Email. We ship to PayPal’s address ONLY. Please make sure your address in PayPal is correct and available before you pay. Please indicate your personal requirement, such as colors, packages, value of declaration etc, at paypal’s message when you pay to us. Terms of sales Thanks for your purchase, hope you have a pleasant in buying experience with us, we are extremely grateful if you could leave us positive feedback with 5 stars service rating at ebay. For example: item as described— 5 star shipping time —-5 star Coummunication —-5 star Shippping and Handling—5 star. We are honest seller, we are doing best to be a BEST seller, thanks for your support. About us Refund or replacement request is available only the requests within 1 week after parcel received & returning the item as the same condition as received. Please contact us to request a return authorization. Your name, auction number, and reason for return should be included in the email. All items returned must contain all original packaging materials. Please repack the item carefully. Items returned will be tested and a new replacement will be shipped to the buyer immediately when found defective. In the event that a suitable replacement is not available then a refund will be issued. Shipping, handling and insurance fees are non refundable. If the item is found non-defective, the item will be sent back to the buyer at buyer’s expense. Items returned without RMA number will be refused and returned to the sender. Buyer is responsible for All Return Postage and Shipping Charges. Buyer is responsible for additional shipping costs for items that are returned refused and/or undeliverable. We do not accept any returns without an authorization number on the box or label it is being returned in. Contact us We are doing best to be a “BEST seller” , for some unexpected issues, such as the item does not work, or the item you buy wrongly, or you do not receive the item—-any problem with the product or our service, please communicate with us at the first time by this way: Step 1: Contact seller Step 2: select a topic ” I have a question about using my item or I want to send the seller a message” Step 3: Describe your question clearly, We believe communication is the best way to solve problem, thank you for your help and support. Any question, please kindly contact us!