12AU7 特性數據 DATASHEET 12AU7放大係數20,內阻8K 關鍵字 KEYWORD #12AU7,tube,datasheet,特性,數據,真空管,電子管 Cook with me Share this content Opens in a new window X Opens in a new window Facebook Opens in a new window WhatsApp You Might Also Like Analytics Google GA4 的進步 差異 9 3 月, 2023 真空管的保養 17 3 月, 2022 EMI 磁環 25 1 月, 2023
