Reference schematic

Small Useful PCBs

abzman-small-useful-PCBs-2-small-useful-PCBs-schematic

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abzman-small-useful-PCBs-2-small-useful-PCBs-schematic

Take the project archive: a schematic is a root sheet plus every sub-sheet beside it, and the root alone opens with its hierarchy missing. The archive is zstd-compressed (tar.zst).

1Sheets
72Placed parts
9Net labels
KiCad 9File format

Bill of materials

58 distinct parts

57 resolve to something in the catalog — click through to the component.

RefValueSymbolQty
C1100nFDevice:C
C2100nFDevice:C
C3100nFDevice:C
C4150uFDevice:C_Polarized
D11N4148Diode:1N4148
D21N4148Diode:1N4148
D31N4148Diode:1N4148
D41N4148Diode:1N4148
D51N4148Diode:1N4148
D61N4148Diode:1N4148
D71N4148Diode:1N4148
D81N4148Diode:1N4148
J1KMDGX-9S-BS-1Evan's parts:KMDGX-9S-BS-1
J10c-sync? (pin 5, 8245)Connector:Conn_01x01_Socket
J11c-sync outConnector:Conn_01x01_Socket
J12Composite videoConnector:Conn_01x01_Socket
J13Composite video/sync to scart/din connectorConnector:Conn_01x01_Socket
J145vConnector:Conn_01x01_Socket
J1512vConnector:Conn_01x01_Socket
J16GNDConnector:Conn_01x01_Socket
J17SCART-FConnector:SCART-F
J18Csync to din connectorConnector:Conn_01x01_Socket
J2SND (pin 27, 8245)Connector:Conn_01x01_Socket
J3C. BLK (pin 39, 8048)Connector:Conn_01x01_Socket
J4L (pin 10, 8245)Connector:Conn_01x01_Socket
J5P17 (pin 34, 8048)Connector:Conn_01x01_Socket
J6R (pin 18, 8245)Connector:Conn_01x01_Socket
J7G (pin 19, 8245)Connector:Conn_01x01_Socket
J8B (pin 20, 8245)Connector:Conn_01x01_Socket
J9Comp. (pin 5, color encoder)Connector:Conn_01x01_Socket
LS1SpeakerDevice:Speaker
Q1BC548Transistor_BJT:BC548
Q2BC548Transistor_BJT:BC548
Q3BC558Transistor_BJT:BC558
Q4BC548Transistor_BJT:BC548
R1100Device:R
R101.5kDevice:R
R111.5kDevice:R
R12560Device:R
R131.5kDevice:R
Show the other 18
R14560Device:R
R15220Device:R
R16680Device:R
R173.3KDevice:R
R1822Device:R
R2470Device:R
R347Device:R
R41kDevice:R
R5180Device:R
R6680Device:R
R74.7kDevice:R
R84.7kDevice:R
R9560Device:R
RV11kDevice:R_Potentiometer
RV2220Device:R_Potentiometer
U1740774xx:74LS07
U274LS0874xx:74LS08
U374LS0074xx:74LS00

Provenance

Commit
unknown
Licence
CC-BY-4.0

How it is used

Trace's agent reads this design as context — what parts a board like this carries, how they are grouped across sheets, what a plausible layer stack and board size look like for the job. It is not copied. The licence above is permissive, and it, the repository and the commit are recorded so the origin of anything derived from it is always answerable.