INSIGNIA HiFi
USER MANUAL
CUSTOM 50 Tube Amplifier
Страница 1: ...INSIGNIA HiFi USER MANUAL CUSTOM 50 Tube Amplifier ...
Страница 2: ...cturers in India These transformers are common in HiFi as they are inherently noiseless there is no leakage field outside The components are carefully chosen and hand selected with 2 3 time overrating to further enhance the robustness The chassis is made out of Aluminium sheet to ensure rust free life and excellent shield to noise due to external electromagnetic interference The entire amplifier i...
Страница 3: ...gned to operate at 220 230V 50Hz ac ensure the voltage levels and frequency before turning it on 2 Ensure that the power supply has proper ground You can test the supply outlet with fault tester to ensure the same 3 Make sure you connect the speaker system of correct impedance 4 or 8ohms in the designated outputs 4 There are 2 fuse sockets installed one for Mains one for HT Boith are rated at 1 A ...
Страница 4: ...ey have turned microphonic then replace with matched pair of EL34s Time to time Typically weekly monitor the bias voltage at the back Red terminals they should be less than 35 40mV Do have the amplifier serviced quarterly by a qualified technician DON TS Never attempt to modify or repair the amplifier in any manner Never allow a third person to change anything on the back panel Never touch the val...
Страница 5: ...ume o Brilliant Volume o Bass o Treble o Mid o Presence o Master Volume o Mains Toggle Switch o Standby Toggle Switch HT o Bias Adjustment Trimpot Fuse Rating o Mains 1A Slow Blow o Standby 1A Slow Blow Output Impedance o Default 8 OHMS o Optional Selector switch with 4 6 8 16 OHMS Input Power 160VA Output Power 50W max 50 mA Cathode Current ...
