Quantity   Component name
1 × LM 35 - To-92 Celsius temperature analog sensor
2 × OP07 CP -DIP 8 Precision OP-amp
1 × μA741 - DIP 8 Operational Amplifiers, general purpose
1 × 6458D - DIP 8 Dual Op amp, general purpose
2 × 10K ohm ±1% 1/4W Resistor
1 × 10K ohm ±5% 1/4W Resistor
1 × 100K ohm ±1% 1/4W Resistor
2 × 100K ohm ±5% 1/4W Resistor
1 × 27K ohm ±5% 1/4W Resistor
1 × 1K ohm ±5% 1/4W Resistor
1 × 10K ohm multiturn pot - #3296 Trimming potentiometer
1 × 0.1μF - ceramic Capacitor
1 × 9 volt batterty clip Salvaged from old 9V battery
1 × Small switch SPDT/ SPST latching Power switch