Dual Bias Current Probes Tester+Analog VU Meter For EL34 KT88 6L6 6V6

Included is a pair of probe testers and a current meter box, all packed with care to ensure a safe journey to your workspace. High-Quality Construction for Durability: Equipped with a ceramic socket and gold-plated pins, each CT1-BOX probe tester is crafted for longevity. Compatibility for a Variety of Tubes: Engineered by Douk Audio, the CT1-BOX is a versatile bias current probe tester designed for power tubes like EL34, KT88, 6L6, 6V6, 5881, 6550, KT66, KT100, KT120, and 7027, ensuring precise bias readings for your audio equipment. Features Brand: Douk Audio Model: CT1-BOX DC Plug: 5., 5/2., 2 mm Length of tube socket cable: 23cm Material of tube socket: ceramic Range of current meter: 100mA Dimensions of box (W*D*H): 150*106*70mm / 5., 90*4., 17*2., 75in Net weight: 500g / 1., 10lb Package weight: 1000g / 2., 20lbHow to use it ? 1., Turn off your amplifier, and connect two probe testers separately to the A and B interface of CT1-BOX., 2., Remove the power tubes, insert them into the bias probe sockets., 3., Insert bias meter probes into the tube sockets of the amplifier., 4., Turn on your power amp, let the tubes get warm about 5 minutes, then read the bias measurement., 5., The left current meter is reading A input, and the right current meter is reading for B input. Vacuum Tube Tester Bias Probe 8pin Tube Tester Current Probe Vacuum Tube Amplifier Amptata V8 DIY Octal Vacuum Tube Checker Quad Meter for EL34 KT88 6L6 6CA7 6V6 5881 6550 KT66 Comprehensive Package and Service: The CT1-BOX comes with everything you need to start measuring bias currents right out of the box. It is suitable for EL34,KT88,6L6,6V6,5881,6550,KT66,KT100,KT120,7027.Dual current meters; Maximum test current: 100mA; 5.5/2.2 mm DC plug; Tube socket cable length: 23cmHigh conductivity copper; Ceramic socket; Gold pins; Solid qualityDouk Audio is committed to provide highest level of customer… Tax excluded, add at checkout if applicableNobsound 8-Pin Dual Bias Current Probes Tester+Dual Large Ampere Meter for EL34,KT88,6L6,6V6,5881,6550,KT66,KT100,KT120 Tubes Dual Bias Current Probes Tester+Analog VU Meter For EL34 KT88 6L6 6V6 This device allows for precise adjustment and monitoring of tube performance, ensuring optimal sound quality and extending the lifespan of your amplifier's... The robust gold pins promise a longer service life and reliable connections every time. If the reading value of both are the same, that's perfect. If not , the difference should be no more than 2mA or 3mA for a good balance between the tubes.