A POWER CHOKE COIL WITH AN INDUCTANCE OF 3.4MH AT 10KHZ PLUS MINUS 25 PERCENT. BOTH WINDINGS INDUCTANCE TO MATCH WITHIN INDUCTANCE BALANCE TO BE WITHIN 5 PERCENT OF EACH OTHER . TURNS RATIO 1;1, FLASH TEST 2.3KV R.M.S BETWEEN WINDINGS. COMPRISING COPPER WIRE WOUND AROUND FERRITE CORE FOR USE AS AN INDUCTOR IN POWER SUPPLIES. IT IS USED FOR THE PREVENTION OF EMI/EMC EMISSIONS IN POWER SUPPLIES TO ENSURE GOOD SIGNAL TRANSMISSION OF DATA BETWEEN CONTROL UNITS AND USER INTERFACES.

CLASSIFICATION IS DETERMINED ACCORDING TO GIRS 1 AND 6 OF THE COMBINED NOMENCLATURE. CN 85045020 FOR OTHER INDUCTORS OF A KIND USED WITH TELECOMMUNICATION APPARATUS AND FOR POWER SUPPLIES FOR AUTOMATIC DATA PROCESSING MACHINES AND UNITS THEREOF. HSENS NOTE1 ALSO COVERS INDUCTION COILS.