Cornford_rk100 电路图 维修原理图.pdf

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1、RK100 Pre-amp 68k 220k .0022 470k 500k log Tandem 1k5 2.2uF 1 meg .033 2N5462 100 pF 2.2uF 1k5 100k .022 470 pF 470k 15k 100k .033 1M 470k 470k 470 pF 1k5 220k 100k .033 250k lin 1M log 25k lin 330 pF 43k 0.1 To Effects Send Socket 10k 470k 220pF Low Voltage Supply GF E Note: All capacitors 400V unl

2、ess otherwise stated. All resistors W unless otherwise stated 100k 2k7 33k 500k log Tandem 100k Input Front Panel Footswitch RK100 Schematic Design By: Martin Kidd Drawn By: Martin Kidd 07/06/2011 收音机爱好者资料库 Ra d i o Fa n s .CN 1 meg 22k -Watt RK100 Effects Loop 1k5 220k 47uF 450V .033 Master Volume

3、H.T. D 1 meg log Effects SendEffects Return Note: All capacitors 400V unless otherwise stated. All resistors W unless otherwise stated To Phase Splitter RK100 Schematic Design By: Martin Kidd Drawn By: Martin Kidd 07/06/2011 收音机爱好者资料库 Ra d i o Fa n s .CN 91k100k 1 meg 1 meg 470 R 10k 4k7 0.1 25k lin

4、 0.1 .0047 47k .022 .033 .033 100 pF H.T. C From Master Volumes RK100 Phase Splitter and Output Stage D Note: All capacitors 400V unless otherwise stated. All resistors W unless otherwise stated 100K Bias Supply B+ 1k 4W 1k 4W 220 k 10k 10k EL34 or 6L6 EL34 or 6L6 10k 16 ohm 8 ohm 4 ohm common EL34

5、or 6L6 EL34 or 6L6 10k To Valve Failure Fuse Holders RK100 Schematic Design By: Martin Kidd Drawn By: Martin Kidd 07/06/2011 O/P Valves 1 & 4 O/P Valves 2 & 3 收音机爱好者资料库 Ra d i o Fa n s .CN 6.3V ac to all heaters Bias winding 50V ac 12V ac High Tension Winding 320V ac 4 x 1N4007 B + CDEFG 1N4007 1N40

6、07 1N4007 100R 7W10k 3W10k 3W10k 3W10k 3/4W 10k 22k preset 220k 100 uF 63V 2200 uF 25V Bias Supply Low Voltage Supply 50 + 50 uF 500V 50 + 50 uF 500V 3 x 47 uF 450V Standby Switch Mains Switch L E N Mains Inlet Mains fuse: 220 - 240 Volt operation T3.15A 100 - 120 Volt operation T6.3A Mains Fuse RK1

7、00 Power Supply Note: All capacitors 400V unless otherwise stated. All resistors W unless otherwise stated 220k EL34/6L6 Bias Switch Brown Blue Yellow Orange 115V 100V 230V RK100 Schematic Design By: Martin Kidd Drawn By: Martin Kidd 07/06/2011 150K 2W150K 2W Low Current LED Low Current LED 1R 1W1R 1W Fuse: T500 mA Fuse: T500 mA From O/P Valve 1 & 4 Cathodes From O/P Valve 2 & 3 Cathodes RK100 Valve failure Fuses RK100 Schematic Design By: Martin Kidd Drawn By: Martin Kidd 07/06/2011