6N6P / ECC99 / E182CC tubes Lot of 50 pc. The 6n6p double triode is designed for low frequency power amplification. The 6n6p double triodes are miniature devices enclosed in glass bulb and provided with a nine-pin base and an indirectly heated oxide-coated cathode.
Contains the voltmeter, ammeter, power meter, USB interface for charging the digital products. Note: 1.When you use the product, the module inputs and outputs to be isolated from ground. 2.USB output voltage is consistent with the module, not a fixed 5V output.
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