Version 1

Only Volt Meter -> Version 1

Requirements

  1. Should Display Voltage : ESP32 or 03 Electronics/Embedded Systems/Micro Controllers/Espressif/ESP32 1/ESP8266 can be used
  2. Remote Control : Both
  3. Dash Board : Both

Components Required

Components Cost
03 Electronics/Embedded Systems/Micro Controllers/Espressif/ESP32 1/ESP8266 350/-
L7805 15
5V Relay Module 25
.22uF Capacitor 1
.1uF Ceramic Cap 1
bc548 BJT 3?
470E Resistor 1
4.7 K Resistor 1
1K Resistor 1
Dot PCB 1/2 -> 25
PVC Box 18
miscellaneous 20
Total 561/-

Module Wise Cost

  1. Relay Module
Component Cost
Relay 25
bc547 3
470E Resistor 1
-- --
Total 29
  1. Power Supply
Component Cost
L7405CV 15
.22uF Capacitor 1
.1uF Ceramic Cap 1
Optional Heate Sink 10
miscellaneous 6
Total 33/-
  1. Voltage Meter
Component Cost
4.7 Resistor 1
1 K Resistor 1
miscellaneous 10
Total 12/-

miscellaneous -> 2 Pin Connecting Wire

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p2.png
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24-10-2024

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