20 products under $20 dollars

Article Abstract:

Twenty model airplane products that cost less than $20 each are presented. The products include carbide cutters, solvents, slotters, fuelers, liquid masking films, solder kits, rivet makers, backup glow starters, bendable rulers, sanders, inserts and clevis opening tools.

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OPS Maxi .30

Article Abstract:

Performance evaluations conducted on the OPS Maxi .30 model airplane engine showed the engine to idle at 2,200 rpm, but optimization of the idling dropped the rpm to only 1,800. The engine was also very noisy, rating at 98.5 dBa at 7,200 rpm.

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Mounting motors

Article Abstract:

Different mounting motors are available for different classes of model airplanes. Mounting methods should be appropriate for the size and design of the airplanes to prevent bent shafts and broken props.

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