Soldering Iron, Model B Heat & Thermodynamics_Temperature & Heat wheel speed sensor

wheel speed sensor

Aluminum pendulum clamp with three screw attachments on a die-cast head clamp fitting rods up to 16mm

Open back reveals spine and posterior musculature while the head section preserves upper-body context

Two-ohm wire-wound fixed resistor in an ABS module with 4mm sockets

Low-form porcelain crucible with lid holds 17mL for high-temperature combustion

Soldering Iron, Model B Heat & Thermodynamics_Temperature & Heat wheel speed sensorHigher output 65 watt soldering iron with a wooden bakelite handle, sized for heavier gauge electronics work and laboratory wiring where the 25W iron heats too slowly to flow solder.