2 layers151 × 68.5 mm

PCBProject
aditya02095/PCB-Design
Here are the gerber files for the digital frequency meter created using KiCAD
49 parts
Boards in 2 GitHub repositories, designed in KiCad, that use the L7809CV by Minos (0℃~+125℃@(Tj) 1 1.2A 2V@(1A) 35V 58uV 5mA 71dB@(120Hz) 9V Fixed Negative Over Temperature Protection、Short Circuit Protection TO-220 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHS). See how each wires it, with its parts, size, README and files; the L7809CV’s symbol, footprint and pinout are on its own page.

aditya02095/PCB-Design
Here are the gerber files for the digital frequency meter created using KiCAD
