Description
Decade capacitance box stepping from 10pF to 100pF in 10pF increments at plus-or-minus 5% on a 63V rating
and a 1-degree protractor
Permanent-magnet stack inside an 8 x 5 inch base recharges weakened bar and horseshoe magnets by realigning their domains - no electrical power
Relay-based NAND-gate module on a demonstration base
Bourdon Gauge, 0-2.5 kg/cm² / 0-35 PSI Item Type_Springs Decade capacitance box stepping fromClear case Bourdon gauge with a 3. 88 inch face reading 0 2. 5 kg cm and 0 35 psi, visible inner mechanism letting students watch how the Bourdon tube curves under changing pressure.
Exchange/Return Notes
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