... with features of Compact, Anti-shock, Anti-moisture, Anti-dust, High anti- strength, Water-proof to adapts hard working environment 4 ... -load Voltage, No-load Loss) 2. Load Test (Load Voltage, Temperature-rise) 3. Inductive Voltage Test 4. DC Resistance Test 5 ... data are subject to modification without notice in advance. Audio High Frequency Transformer direct from factory