ALPHA 77
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ALPHA 77
PART DESCRIPTION PAR T # SCHEMATIC SYMBOL
BLOWER MOTOR (ROTRON) (VS37A2RA025965)
BLOWER 115V ROTRON (6RS2-DB1-1487?8) B1
BULBS # 327 (PANEL SWITCHES) I5-I7
Use #387 for switches and meters. ILX-X103
BULBS # 334 (METERS) ILX-X102 I1-I4
CAPACITOR 25uF 4KV MAIN FILTER (OIL FILLED) COX-2560 C36
CAPACITOR 1000uF 50V AXIAL CEX-1080 C37
CAPACITOR 50uF 100V C39
CAPACITOR 150uF 150V AXIAL C39(UNIT)
CAPACITOR .68uF 200V 10% C47,C48,C55
CAPACITOR .001uF C21,C22,C31-C35,C50,C53
C58-C61
CAPACITOR .002uF 1KV CDX-2020 C21,C22,C31-C35,C50,C53(BRD)
C58-C61
CAPACITOR .0023uF FEEDTHROUGH C28,C29,C50,C54
CAPACITOR VARIABLE CERAMIC C45
CAPACITOR 270pF 500V CM05 CMX-2710 C49
CAPACITOR 1KV C46
CAPACITOR .002uF 6KV CDX-2021 C44
CAPACITOR 500pF 5KV CDX-5010 C18
CAPACITOR .01uF CKD-1030 C8,C16,C51
CAPACITOR 15uF 25V C24
CAPACITOR 10uF 50V AXIAL CEX-1061 C24
CAPACITOR 10uF 35V C26,C27
CAPACITOR 10uF 50V AXIAL CEX-1061 C26,C27 (UNIT)
CAPACITOR 10uF 25V AXIAL CEX-1060 C30
CAPACITOR .001uF 5KV CDX-1020 C11-C13
CAPACITOR .02uF 1KV CDX-2030-C C14,C15,C23
CAPACITOR 100pF 500V CM05 CMX-1010 C52
CAPACITOR 27pF 500V CM05 CMX-2710 C56
CAPACITOR 47pF 500V CM05 CMX-4710 C57
CAPACITOR 500pF LOAD CTX-2710 C19-C20
CAPACITOR 300pF TUNE (GLASS CASE) C17
COUPLER, 3-PART FLEX (for vacuum variable shaft) MDX-X137
DIODE 5KV RECTIFIER (SMETECH SCH5000) DRX-X106 D5-D8
DIODE SI4 D1,D4
DIODE ZENER 1N5344 8.2V DZX-X105 D13
DIODE 1N4148 (1N914) DRX-X107 D14,D15,D17-D21,D26,D27,D30,D31
DIODE ZENER 1N4746 18V DZX-X103 D9
FEET, STICK ON RUBBER HXA-X184
FUSE 15A 250V CERAMIC FSX-X104 F1,F2
INDUCTOR (TOROID) RF OUTPUT L13
INDUCTOR 2.5mH L7
INDUCTOR (TOROID) FERRITE CORE L6
INDUCTOR (TOROID) FERRITE CORE L5
INDUCTOR 3.1uH L10
INDUCTOR 2.1uH L11
INDUCTOR 6uH L12
INDUCTOR 29uH L14
INDUCTOR 90uH L15
INDUCTOR L8
INDUCTOR 15uH LCX-X101 L9
INDUCTOR MINI TANK COIL L2
INDUCTOR TANK COIL L4
INDUCTOR (TOROID) 160M CONVERSION ACX-X040
INDUCTOR (TOROID) 160M CONVERSION (77DX PART) ACX-X137
MANUAL ZMX-X177
METER PLATE CURRENT MPX-X104 M1
METER MULTIMETER MPX-X101 M2
METER BEZEL (MODUTEC 3BA1) MPX-X112
PARASITIC CHOKE ACX-X140 L3
RELAY POWER ON (ALLIED BOT6D) 26.5VDC KDX-X113 K1
RELAY STEP-START (ALLIED BOT6D) 26.5VDC KDX-X113 K2
ALPHA 77
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RELAY HV TAP (HVIZ 24VD) 6M-D-290 See next line K3
Use STRUTHERS DUNN W158HVX-1 (they bought Magnecraft) K3
RELAY INPUT T/R REED 24V KDX-X116 K4
RELAY OUTPUT T/R (VACUUM) KVX-X105 K5
RELAY CURRENT SENSING K6
RELAY (SOLENOID) OVERLOAD KDX-X110 K7
RELAY GRID OVERCURRENT K8
RELAY TIME-DELAY (WARM-UP) K9
RESISTOR 150K OHM 50W WW RFW-5154 R5,R6 See note to left, next line.
Above resistors out of production, use Ohmite 270 Series
#L50J250K for replacements (Newark #02F2334, $17). The
larger resistance runs cooler. Use HH Smith 2664 washers.
RESISTOR 12K OHM R9,R19,R35,R51
RESISTOR 15K OHM 1/2W R9 (BRD)
RESISTOR 5MEG OHM ?W 1%
RESISTOR 1MEG OHM ?W 1/2% (QTY 5) R8 (BRD)
RESISTOR 700 OHM 8W WW RFW-L701 R3
RESISTOR 10 OHM 25W WW RFW-R100 R1,R2
RESISTOR 180 OHM 2W R44,R45
RESISTOR 1.5K OHM 2W RFC-E152-D R16,R43,R44 (BRD)
RESISTOR 2.4 OHM 5W R42
RESISTOR 8.2K OHM 1/2W R52
RESISTOR 22 OHM 1/2W RFC-C220-C R49,R50
RESISTOR 100K OHM 1/4W RFF-B104-C R4
RESISTOR 22 OHM 1/4W RFF-B220-C R11
RESISTOR 180K OHM 1/4W RFF-B184-C R47
RESISTOR 1MEG OHM 1/4W RFF-B105-C R38,R46,R54
RESISTOR 4.7K OHM 1W R13
RESISTOR 1K OHM 1/4W RFF-B102-C R39,R55
RESISTOR 5.6K OHM 1/2W RFF-B562-C R56
RESISTOR 3.9MEG OHM 1/4W RFF-B395-C R37
RESISTOR 8.2MEG OHM 1/4W R36
RESISTOR 100 OHM R10
RESISTOR 3.3 OHM 1/2W RFC-C33A-D R20
RESISTOR 560 OHM 2W RFC-E561-C R12
RESISTOR 50K OHM VARIABLE (ALC) R26
RESISTOR 50 OHM 25W VARIABLE (BLR) RPP-5000 R58
SWITCH HV CROWBAR INTERLOCK S6
SWITCH MODE SWITCHES (PANEL) S5
SWITCH MULTIMETER SWITCHES S4
SWITCH INPUT TUNING CAPACITORS S2
SWITCH BANDSWITCH ASSEMBLY AHX-X302 S3
SWITCH BANDSWITCH SRX-X104
Bandswitch - Multi-Tech Industries p/n R86201130003
TRANSFORMER T1
TRANSISTOR 40841 Q1,Q9
TRANSISTOR 2N5184 Q2,Q4
TRANSISTOR 2N5321 Q5
TUBE 8877 EIMAC VTX-X101 V1
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