Hand Crank Generator AC/DC Alternator Physics Experiment Apparatus Wooden Base
Hero Section: The Classic Physics Lab Experience
Step back into the golden age of scientific discovery. This Hand Crank AC/DC Generator is not a plastic gadget; it is a robust, museum-quality experimental apparatus. Built on a solid wooden base with precision metal components, it brings the fundamental principles of electricity to life. Feel the resistance of the magnetic fields as you turn the crank, and witness the moment mechanical energy transforms into electrical power. Whether for a classroom demonstration or as a sophisticated piece of decor for an engineer's office, this generator commands respect.
Why Choose This Dual-Mode Generator?
- Two Machines in One (AC & DC): This is the ultimate teaching tool. It features a clever brush mechanism that allows you to switch between an Alternator (AC) and a DC Generator. By simply moving the brushes from the slip rings to the commutator, you can physically demonstrate the difference between alternating and direct current.
- Premium Build Quality: Forget warping plastic. This unit features a polished, non-deforming wooden base that sits flat and stable on four feet. The rotating metal parts are machined for flexibility and uniformity, ensuring low noise and smooth operation during experiments.
- Visualizing the Invisible: When connected to a galvanometer (not included), this device makes the invisible visible. In AC mode, watch the needle oscillate; in DC mode, watch it deflect in a single direction. It turns abstract theory into a tangible reality.
- Aesthetic Appeal: With its exposed copper windings, brass terminals, and varnished wood, it possesses a vintage industrial charm. It serves as a high-grade decoration for a home office or study, signaling a passion for science and mechanics.
Technical Highlights: How It Works
- AC Mode (Alternator): When the brushes contact the continuous Slip Rings, the current generated in the armature coil is output directly. As the coil rotates through the magnetic field, the current direction changes periodically, creating Alternating Current.
- DC Mode (Direct Current): By sliding the brushes to the Commutator (the split ring section), the device mechanically rectifies the output. Even though the current in the coil alternates, the commutator reverses the connection to the external circuit at the exact moment the current flips, resulting in a unidirectional Direct Current output.
- Energy Conversion: This apparatus is a textbook example of Faraday's Law of Induction, converting kinetic energy (hand cranking) into electrical energy via magnetic induction.
Specifications
- Material: Metal Mechanism + Wooden Base
- Function: Demonstrates both AC and DC generation
- Base: Polished Wood (Crack-resistant, non-deforming)
- Product Weight: 2150g (Solid and Stable)
- Package Dimensions: 31 x 19 x 15 cm
- Package Weight: 2200g
- Packing: Protective Box
Usage Scenario: The Classroom & The Study
- For the Teacher: Place this on the lab bench. Connect a large galvanometer. As you crank slowly, the entire class can see the needle dance. It’s the "Aha!" moment where students finally understand how the power grid works versus a battery.
- For the Collector: It sits on your mahogany desk. When you need a break from digital screens, you give the handle a spin. The smooth mechanical whir and the gleam of spinning copper provide a moment of analog satisfaction.
Important Tips:
- Brush Adjustment: Be gentle when moving the brushes between the slip rings (AC) and the commutator (DC). Ensure they make good contact but do not press too hard to avoid excessive friction.
- Maintenance: The rotating parts are pre-lubricated. If the device sits for a long time, a tiny drop of light machine oil on the bearings will keep it running smoothly.
- Connections: Use standard banana plugs or wire clips to connect to your external circuit (voltmeter, galvanometer, or small bulb).
Customer Support
If you have questions about setting up specific experiments or maintenance, please contact our support team: service@helloworld7.com
