Analog Metric 2A3 Instrukcja Użytkownika

www.analogmetric.com 300B SE Valve Amplifier Kit User Manual Analog Metric www.analogmetric.com [email protected] Copyright© 2013

[300B SE Valve Amplifier Kit] Analog Metric www.analogmetric.com 10

[300B SE Valve Amplifier Kit] Analog Metric www.analogmetric.com 11

[300B SE Valve Amplifier Kit] Analog Metric www.analogmetric.com 2

[300B SE Valve Amplifier Kit] Analog Metric www.analogmetric.com 3 SPECIFICATION ● Vacuum tubes: two 300B and two 6SN7 vacuum tubes. ● Voltage

[300B SE Valve Amplifier Kit] Analog Metric www.analogmetric.com 4 ● THD+N < 5% @1kHz ● Maximum Output Power: 8W at 8 Ohms ● Output transform

[300B SE Valve Amplifier Kit] Analog Metric www.analogmetric.com 5 2. Notice to the direction of the electrolytic capacitors C1, C3-5, C

[300B SE Valve Amplifier Kit] Analog Metric www.analogmetric.com 6 Figure 2: Direction of 4-Pin tube sockets for 300B and 8-Pin octal tubes socket

[300B SE Valve Amplifier Kit] Analog Metric www.analogmetric.com 7 7. The tube filaments grow up gradually when turn on the power supply. Turn of

[300B SE Valve Amplifier Kit] Analog Metric www.analogmetric.com 8 TROUBLESHOOTING H1/H2 2.5V for 2A3 and 5V for 300B HL for 6SN7

[300B SE Valve Amplifier Kit] Analog Metric www.analogmetric.com 9