{"product_id":"telefunken-6072a-vacuum-tube-triode-b-microphone-replacement-vacuum-tubes","title":"TELEFUNKEN 6072A Vacuum Tube Triode B","description":"\u003cdiv style=\"font-family:'Helvetica Neue',Arial,sans-serif;color:#1A1A2A;max-width:900px;margin:0 auto;line-height:1.6;font-size:15px;\"\u003e\n\u003ch3 style=\"font-size:17px;font-weight:700;color:#0D1B3E;text-transform:uppercase;letter-spacing:.06em;margin:4px 0 12px;padding:0 0 7px;border-bottom:2px solid #006D77;\"\u003eProduct overview\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 16px;font-size:16.5px;color:#0D1B3E;\"\u003eThe \u003cstrong\u003eTELEFUNKEN 6072A Vacuum Tube Triode B\u003c\/strong\u003e is the TELEFUNKEN \"Green Diamond\" 6072A replacement tube tested for Triode B, for the TELEFUNKEN ELA M 251E and C12.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px;\"\u003eThe TELEFUNKEN 6072A is a premium, low-noise vacuum tube engineered for demanding professional microphone and pro-audio applications. It is built to the highest standards and rigorously tested for noise, microphonics and consistency, and it provides stable gain and an exceptionally smooth, linear response. In microphone circuits, the 6072A excels at preserving transient detail, harmonic richness and depth, contributing to a sound that is clear, dimensional and musically balanced.\u003c\/p\u003e\n\u003ctable style=\"border-collapse:collapse;margin:6px 0 18px;width:100%;max-width:100%;table-layout:fixed;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:12px 8px;text-align:left;border:1px solid #DDE2E8;vertical-align:top;word-break:normal;overflow-wrap:break-word;width:55%;color:#5a6170;font-size:13px;text-transform:uppercase;letter-spacing:.05em;\"\u003eTELEFUNKEN Green Diamond\u003c\/td\u003e\n\u003ctd style=\"padding:12px 8px;text-align:left;border:1px solid #DDE2E8;vertical-align:top;word-break:normal;overflow-wrap:break-word;font-weight:bold;color:#006d77;font-size:17px;\"\u003e6072A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:12px 8px;text-align:left;border:1px solid #DDE2E8;vertical-align:top;word-break:normal;overflow-wrap:break-word;width:55%;color:#5a6170;font-size:13px;text-transform:uppercase;letter-spacing:.05em;\"\u003eFor the ELA M 251E and C12\u003c\/td\u003e\n\u003ctd style=\"padding:12px 8px;text-align:left;border:1px solid #DDE2E8;vertical-align:top;word-break:normal;overflow-wrap:break-word;font-weight:bold;color:#006d77;font-size:17px;\"\u003eTriode B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:12px 8px;text-align:left;border:1px solid #DDE2E8;vertical-align:top;word-break:normal;overflow-wrap:break-word;width:55%;color:#5a6170;font-size:13px;text-transform:uppercase;letter-spacing:.05em;\"\u003eTested for noise and microphonics\u003c\/td\u003e\n\u003ctd style=\"padding:12px 8px;text-align:left;border:1px solid #DDE2E8;vertical-align:top;word-break:normal;overflow-wrap:break-word;font-weight:bold;color:#006d77;font-size:17px;\"\u003eLow noise\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:12px 8px;text-align:left;border:1px solid #DDE2E8;vertical-align:top;word-break:normal;overflow-wrap:break-word;width:55%;color:#5a6170;font-size:13px;text-transform:uppercase;letter-spacing:.05em;\"\u003eRecommended warm‑up\u003c\/td\u003e\n\u003ctd style=\"padding:12px 8px;text-align:left;border:1px solid #DDE2E8;vertical-align:top;word-break:normal;overflow-wrap:break-word;font-weight:bold;color:#006d77;font-size:17px;\"\u003e10 min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3 style=\"font-size:17px;font-weight:700;color:#0D1B3E;text-transform:uppercase;letter-spacing:.06em;margin:30px 0 12px;padding:0 0 7px;border-bottom:2px solid #006D77;\"\u003eKey features\u003c\/h3\u003e\n\u003cul style=\"margin:0 0 14px;padding-left:20px;\"\u003e\n\u003cli style=\"margin:0 0 6px;\"\u003e\n\u003cstrong\u003eTELEFUNKEN \"Green Diamond\" 6072A\u003c\/strong\u003e premium low-noise vacuum tube\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px;\"\u003e\n\u003cstrong\u003eTested for Triode B\u003c\/strong\u003e: the version TELEFUNKEN lists for the ELA M 251E and C12\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px;\"\u003e\n\u003cstrong\u003eRigorously tested\u003c\/strong\u003e for noise, microphonics and consistency\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px;\"\u003e\n\u003cstrong\u003eStable gain\u003c\/strong\u003e and an exceptionally smooth, linear response\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px;\"\u003e\u003cstrong\u003ePreserves transient detail, harmonic richness and depth\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px;\"\u003e\u003cstrong\u003eMade for the TELEFUNKEN ELA M 251E and C12\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"font-size:17px;font-weight:700;color:#0D1B3E;text-transform:uppercase;letter-spacing:.06em;margin:30px 0 12px;padding:0 0 7px;border-bottom:2px solid #006D77;\"\u003eTested for Triode B\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 12px;\"\u003eTELEFUNKEN offers its 6072A in three tested versions so each microphone receives the tube it was designed around. This version is tested for Triode B, the version TELEFUNKEN lists for the ELA M 251E and C12. In both microphones the 6072A dual-triode tube is screened by TELEFUNKEN and tested and burned in in the USA; the ELA M 251E pairs it with a CK12 edge-terminated capsule and T14\/1 output transformer, and the C12 runs it in a self-biased circuit with nine polar patterns selected on the M 910 power supply.\u003c\/p\u003e\n\u003ch3 style=\"font-size:17px;font-weight:700;color:#0D1B3E;text-transform:uppercase;letter-spacing:.06em;margin:30px 0 12px;padding:0 0 7px;border-bottom:2px solid #006D77;\"\u003eThe sound of the 6072A\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 12px;\"\u003eTELEFUNKEN describes the sound the 6072A brings to a microphone as clear, dimensional and musically balanced. Its reliability and refined sonic performance make it a trusted choice for critical recording environments where accuracy and character are equally essential. Fitting the 6072A TELEFUNKEN specifies keeps each microphone sounding as it was voiced.\u003c\/p\u003e\n\u003ch3 style=\"font-size:17px;font-weight:700;color:#0D1B3E;text-transform:uppercase;letter-spacing:.06em;margin:30px 0 12px;padding:0 0 7px;border-bottom:2px solid #006D77;\"\u003eChoosing the right TELEFUNKEN tube\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 12px;\"\u003eTELEFUNKEN lists a dedicated replacement tube for each of its tube microphones: the 5654W for the CU-29, TF29 and TF39 Copperhead models; the 5840W on a PCB mount for the TF47; the 5840W with flying leads for the AK-47 MkII and ELA M 260; the 6072A in Triode A, Triode B and Balanced versions for the TF51, AR-51, ELA M 251E, C12 and stereo tube microphones; and the VF14K for the U47 and U48. This listing is the 6072A tested for Triode B, for the ELA M 251E and C12. Ordering the tube listed for your model keeps the microphone sounding exactly as TELEFUNKEN designed it.\u003c\/p\u003e\n\u003ch3 style=\"font-size:17px;font-weight:700;color:#0D1B3E;text-transform:uppercase;letter-spacing:.06em;margin:30px 0 12px;padding:0 0 7px;border-bottom:2px solid #006D77;\"\u003eWhen to replace the tube\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 12px;\"\u003eVacuum tubes are wear parts. Replace the tube when TELEFUNKEN or an authorised service centre advises it, during planned maintenance on a busy microphone, or keep this tube as a spare so a session or tour can continue. TELEFUNKEN has published tube change videos for the ELA M 251E and the C12.\u003c\/p\u003e\n\u003ch3 style=\"font-size:17px;font-weight:700;color:#0D1B3E;text-transform:uppercase;letter-spacing:.06em;margin:30px 0 12px;padding:0 0 7px;border-bottom:2px solid #006D77;\"\u003eFitting and care\u003c\/h3\u003e\n\u003cul style=\"margin:0 0 14px;padding-left:20px;\"\u003e\n\u003cli style=\"margin:0 0 6px;\"\u003eSwitch off the power supply and disconnect the tube microphone cable before opening the microphone\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px;\"\u003eLet the fitted tube cool before handling it\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px;\"\u003eFollow TELEFUNKEN's official ELA M 251E or C12 tube change video, or have an authorised TELEFUNKEN service centre fit the tube\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px;\"\u003eHandle the tube by its glass body, never by its pins, and keep it clean and dry\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px;\"\u003eReconnect, switch on the power supply and let the system warm up for 10 minutes before use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"font-size:17px;font-weight:700;color:#0D1B3E;text-transform:uppercase;letter-spacing:.06em;margin:30px 0 12px;padding:0 0 7px;border-bottom:2px solid #006D77;\"\u003eWhat's included\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;margin:0 0 14px;font-size:14px;width:100%;max-width:100%;table-layout:fixed;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#F5F7F9;\"\u003e\n\u003ctd style=\"font-weight:600;color:#0D1B3E;padding:8px 10px;border-bottom:1px solid #DDE2E8;vertical-align:top;word-break:normal;overflow-wrap:break-word;width:38%;\"\u003eIncluded\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-bottom:1px solid #DDE2E8;vertical-align:top;word-break:normal;overflow-wrap:break-word;\"\u003eOne TELEFUNKEN 6072A vacuum tube, tested for Triode B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"font-weight:600;color:#0D1B3E;padding:8px 10px;border-bottom:1px solid #DDE2E8;vertical-align:top;word-break:normal;overflow-wrap:break-word;width:38%;\"\u003eNot included\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;border-bottom:1px solid #DDE2E8;vertical-align:top;word-break:normal;overflow-wrap:break-word;\"\u003eMicrophone, power supply, cable and tools\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3 style=\"font-size:17px;font-weight:700;color:#0D1B3E;text-transform:uppercase;letter-spacing:.06em;margin:30px 0 12px;padding:0 0 7px;border-bottom:2px solid #006D77;\"\u003eIn the box\u003c\/h3\u003e\n\u003cul style=\"margin:0 0 14px;padding-left:20px;\"\u003e\u003cli style=\"margin:0 0 6px;\"\u003eTELEFUNKEN 6072A Vacuum Tube Triode B\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp style=\"margin:10px 0 14px;padding:10px 14px;background:#F5F7F9;border-left:3px solid #006D77;font-size:14px;color:#1A1A2A;\"\u003eChoose the 6072A version listed for your microphone: Triode A for the TF51 and AR-51, Triode B for the ELA M 251E and C12, Balanced Triode for the AR-70, ELA M 270 and C24 stereo tube microphones.\u003c\/p\u003e\n\u003ch3 style=\"font-size:17px;font-weight:700;color:#0D1B3E;text-transform:uppercase;letter-spacing:.06em;margin:30px 0 12px;padding:0 0 7px;border-bottom:2px solid #006D77;\"\u003eTELEFUNKEN 6072A Vacuum Tube Triode B: frequently asked questions\u003c\/h3\u003e\n\u003ch4 style=\"font-size:15px;font-weight:700;color:#0D1B3E;margin:18px 0 6px;\"\u003eWhich microphones is this version for?\u003c\/h4\u003e\n\u003cp style=\"margin:0 0 12px;\"\u003eTELEFUNKEN lists this version for the ELA M 251E and C12.\u003c\/p\u003e\n\u003ch4 style=\"font-size:15px;font-weight:700;color:#0D1B3E;margin:18px 0 6px;\"\u003eWhat is the difference between the Triode A, Triode B and Balanced versions?\u003c\/h4\u003e\n\u003cp style=\"margin:0 0 12px;\"\u003eTELEFUNKEN offers the 6072A in three versions: tested for Triode A (TF51, AR-51), tested for Triode B (ELA M 251E, C12), and a Balanced Triode tube for stereo tube microphones (AR-70, ELA M 270 and C24). Order the version listed for your microphone.\u003c\/p\u003e\n\u003ch4 style=\"font-size:15px;font-weight:700;color:#0D1B3E;margin:18px 0 6px;\"\u003eCan I change the tube myself?\u003c\/h4\u003e\n\u003cp style=\"margin:0 0 12px;\"\u003eFollow TELEFUNKEN's official tube change video for your microphone where one is available, or have an authorised TELEFUNKEN service centre do the change.\u003c\/p\u003e\n\u003ch4 style=\"font-size:15px;font-weight:700;color:#0D1B3E;margin:18px 0 6px;\"\u003eHow long should the microphone warm up after a change?\u003c\/h4\u003e\n\u003cp style=\"margin:0 0 12px;\"\u003eTELEFUNKEN recommends letting its tube microphone systems warm up for 10 minutes after the power supply is switched on.\u003c\/p\u003e\n\u003ch4 style=\"font-size:15px;font-weight:700;color:#0D1B3E;margin:18px 0 6px;\"\u003eIs a microphone included?\u003c\/h4\u003e\n\u003cp style=\"margin:0 0 12px;\"\u003eNo. This product is the replacement tube only.\u003c\/p\u003e\n\u003ch4 style=\"font-size:15px;font-weight:700;color:#0D1B3E;margin:18px 0 6px;\"\u003eWhere can I buy the TELEFUNKEN 6072A Vacuum Tube Triode B in India?\u003c\/h4\u003e\n\u003cp style=\"margin:0 0 12px;\"\u003eThe TELEFUNKEN 6072A Vacuum Tube Triode B is available from \u003cstrong\u003eShivansh Electronics, Kolkata, West Bengal, India\u003c\/strong\u003e, with delivery across India.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Shivansh Electronics","offers":[{"title":"Default Title","offer_id":67947074453871,"sku":"TELEFUNKEN-6072A-Vacuum-Tube-Triode-B","price":19500.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0964\/4766\/0399\/files\/TELEFUNKEN-6072A-VACUUM-TUBE-TRIODE-B-TELEFUNKEN-ADD-ONS-SHIVANSH-ELECTRONICS-1.webp?v=1793329796","url":"https:\/\/shivanshelectronics.in\/products\/telefunken-6072a-vacuum-tube-triode-b-microphone-replacement-vacuum-tubes","provider":"Shivansh Electronics","version":"1.0","type":"link"}