Description: Product Description Brand Model : Amptata T4 Global voltage standard ( 100V~240V ) Octal 8pin probes cable lengh: 55cm T4 tester can measures the cathode current of the power tube for bias reading (at low voltage side of the tubes) T4 can test many types. At present, we have 8pin and 9pin probes options This listing T4 suitable for EL34 KT88 6L6 6V6 5881 6550 KT66 KT100 KT120 7027 etc. T4 can get the reading direct from the pointer-type current meter. It does not need any convert from mV to mA What's in package? 1pcs T4 Tester Body 2pcs Octal 8pin Bias Current Probes Note: Keep the amplifier silent during use T4 Turn off speaker sound,Do not turn on sound play songs Insertamplifier just is let the tube get power and warm up Read most accurate's tube cathode current in working state How to use it? 01: Turn off amplifier. 02: Remove the tubes then plug in T4 tester probes socket 03: Then plug T4 tester probes in amplifier socket 04: Turn off speaker sound turn on amp (Keep amp silent) and let tubes get warm about 5 minutes.Just turn on the amplifier without let speaker sing 05: Read the bias measurement 06: Two pointer-type current meters will show up two tube's reading 07: If tube reading is same.That's perfect. If reading is different. Should be no more than 2 or 3 mA difference for a good balance between the tube
Price: 49.77 USD
Location: shenzhen
End Time: 2023-11-22T03:00:14.000Z
Shipping Cost: 0 USD
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Item Specifics
Restocking Fee: No
Return shipping will be paid by: Buyer
All returns accepted: Returns Accepted
Item must be returned within: 60 Days
Refund will be given as: Money back or replacement (buyer's choice)
Return policy details:
Brand: Amptata
Country/Region of Manufacture: China
To Fit: Bass Amplifier, Guitar Amplifier
Type: Vacuum Tube Tester
