General File Share

(non-serpent related files to shared with the public are located on links from this page)


Truncated Cone Calculator (Excel 2003-format spreadsheet with formulas)
truncone_calculator

Tuba gig bag details sketch
Tuba_gig_bag_details

Bell gig bag details sketch
Bell_bag_details

Truncated cone calculator example 1
Truncated_Cone_ calculator-25J bell main flare

Truncated cone calculator example 2
Truncated_Cone_calculator-25J bell ring flare

Lee Hart's VIP2k keyboard overlay
VIP2k keyboard overlay

Lee Hart's "1802 Badge"
1802 Badge Holder
1802 Badge Character Set Diagram

Single Board Relay Computer-Digikey BOM
Relay_Computer_BOM_edited_for_Digikey

Single Board Relay Computer-Programming Form
Relay_Computer-Programming_Form

Single Board Relay Computer-Front Panel Express keycap labels
Relay_Computer_PB_labels-yellow_functions

Single Board Relay Computer-Front Panel Express keycap labels-PDF
Relay_Computer_PB_labels-yellow_functions

Single Board Relay Computer-Front Panel Express keycap labels-Instructions
Relay_Computer_PB_labels-yellow_functions

"Blinkenlights" random LED flasher using CDP1802
Blinkenlights description & schematic

TKXEC model QH-VISG2-ED Voltage/Current Generator
TKXEC model QH-VISG2-ED Users Manual

EZM Electronics Studio
ESR-2501C ESR Meter Users Manual
ESR-2501C ESR Meter Quick Guide Label

JYETech DSO digital storage oscilloscope Manual
JYETech DSO digital storage oscilloscope Manual

HA-PRO2 Headphone Amplifier PCB Layout and Schematic
HA-PRO2 PCB Layout
HA-PRO2 Schematic

TC-780LC Stereo Line Level Preamp/Booster Schematic
(the brand is variously JEC or TEC or TCC)

TC-780LC Schematic

Elikliv DM9 Digital Microscope (and similar under other brands)
Elikliv DM9 Digital Microscope Enhanced Manual

Simpson 260-1 (260 Series 1)
Simpson 260-1 Schematic
Simpson 260-1 Eveready 750 'A' cell pack labels for 'AA' cells
Simpson 260-1 Eveready 'C' cell labels
Simpson 260-1 Burgess 422 'A' cell pack labels for 'AA' cells
Simpson 260-1 Burgess No 1 'C' cell labels
Instructions for using the above retro battery labels

ART "Phantom II Pro" dual channel phantom power supply: replacement 3D printable battery holder
9V_battery_holder_Instructions
9V_battery_holder_STL_file
9V_battery_holder-rear_spacer_STL_file

Weston/Schlumberger Vintage Test Equipment Schematics
1240 Nixie Digital Multimeter Schematic

Heathkit Non-Test Equipment Documents
GC-1006 "Most Reliable Clock" Quick Guide Label

Heathkit Vintage Test Equipment Schematics
C-3 Condenser (Capacitor) Checker Schematic
IG-18/IG-5218 Sine-Square Audio Generator Schematic
IN-3147 Capacitor Substitution Box Schematic
DC-1 Decade Capacitance (Condenser) Box Schematic
DR-1/RD-1 Decade Resistance Box Schematic
IB-1101 Frequency Counter Schematic
IB-1101 Frequency Counter 3D Printable Light Shield
IB-1102 Frequency Counter Schematic
IB-1103 Decimal Point Card & Label
IM-16 Solid State Voltmeter Schematic
IM-18 VTVM Schematic
IM-25 Solid State VOM Schematic
IM-25/16 Solid State VOM battery eliminator
IM-25/16 Solid State VOM battery eliminator PCB
IM-1202 Nixie VOM Schematic
IM-1210 LED VOM Schematic
IM-1212 Nixie VOM Schematic
IM-102 Nixie Digital Multimeter Schematic
IM-102 Nixie Digital Multimeter Ohms Function Description
IM-102 Nixie Digital Multimeter Partial Logic Description
IM-102 Nixie Digital Multimeter Circuit Theory Sketches
IM-102 Nixie Digital Multimeter 3D Printable Light Shield
IM-102 Nixie Digital Multimeter Replacement Brand/Model Strip
IM-105 & Weston 660 Schematic & Servicing
M-1 Handitester VOM Schematic
MM-1 VOM Schematic
IP-28 Power Supply Schematic
IP-2718 Power Supply Schematic
IP-20 Power Supply Schematic
IP-27 Power Supply Schematic
IP-18 & IP-2728 Power Supply Schematic
IB-1/IB-1A/IB-1B Impedance Bridge Schematic



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