མཛེས་སྡུག་དང་བདེ་ཐང

རིག་གནས་དང་ལོ་རྒྱུས

ཟས་དང་བཏུང་རྫས

ཕྱིར་འཕྲུལ་རིག

བཟོ་གྲྭ

བིལུ་པིརིན་ཊི ༤༤༤ ཡོད

བིལུ་པིརིན་ཊི (༤༤༤)

Charlie གྱིས

Charlie གྱིས

Charlie གྱིས

Charlie གྱིས

Charlie གྱིས

Charlie གྱིས

Charlie གྱིས

Charlie གྱིས

Charlie གྱིས

Charlie གྱིས

Charlie གྱིས

Charlie གྱིས

Charlie གྱིས

Charlie གྱིས

Charlie གྱིས

Charlie གྱིས

Charlie གྱིས

Charlie གྱིས

Charlie གྱིས

Charlie གྱིས

Charlie གྱིས

444 ནང་ལས་ 24 སྟོན་དོ།

བཟོ་གྲྭ

བིལུ་པིརིན་ཊི (༤༤༤)

Ferrite Toroid Core: Copper-Zinc Ferrite Sintered at 1250 °C (Snoek 1948, Ex. I)

Ferrite Toroid Core: Copper-Zinc Ferrite Sintered at 1200 °C, Presintered Three Times at 900 °C (Snoek 1948, Ex. I)

Ferrite Toroid Core: Copper-Zinc Ferrite Sintered at 1200 °C, Presintered Twice at 900 °C (Snoek 1948, Ex. I)

Ferrite Toroid Core: Copper-Zinc Ferrite Sintered at 1200 °C, Presintered Once at 900 °C (Snoek 1948, Ex. I)

Ferrite Toroid Core: Copper-Zinc Ferrite Sintered at 1150 °C, Presintered Three Times at 900 °C (Snoek 1948, Ex. I)

Ferrite Toroid Core: Copper-Zinc Ferrite Sintered at 1150 °C, Presintered Twice at 900 °C (Snoek 1948, Ex. I)

Ferrite Toroid Core: Copper-Zinc Ferrite Sintered at 1150 °C, Presintered Once at 900 °C (Snoek 1948, Ex. I)

Ferrite Toroid Core: Copper-Zinc Ferrite Sintered at 1100 °C, Presintered Three Times at 900 °C (Snoek 1948, Ex. I)

Ferrite Toroid Core: Copper-Zinc Ferrite Sintered at 1100 °C, Presintered Twice at 900 °C (Snoek 1948, Ex. I)

Ferrite Toroid Core: Copper-Zinc Ferrite Sintered at 1100 °C, Presintered Once at 900 °C (Snoek 1948, Ex. I)

Ferrite Toroid Core: Copper-Zinc Ferrite Sintered at 1200 °C (Snoek 1948, Ex. I)

Ferrite Toroid Core: Copper-Zinc Ferrite Sintered at 1150 °C (Snoek 1948, Ex. I)

Ferrite Toroid Core: Copper-Zinc Ferrite Sintered at 1100 °C (Snoek 1948, Ex. I)

LDR Photoresistor: Sintered Cadmium Sulphide Layer on Glass with Silver Electrodes (Thomsen, RCA 1956)

Cadmium Sulphide: Precipitated from a Cadmium Salt with an Alkaline Sulphide (Thorpe 1912)

Cadmium Chloride: Cadmium Dissolved in Hydrochloric Acid and Evaporated (Thorpe 1912)

Battery Holder: Four C Cells in Two Sprung Compartments with a Z-Shaped Retainer (Lund 1979)

Push Button: Normally Open Momentary Switch with a Cushioned Contact (De Reamer, GE 1939)

Strontium Ferrite Disc Magnet: 1 : 10 Strontium to Iron Oxide, 1280 °C (Went, Philips 1956, Ex. 26)

Strontium Ferrite Disc Magnet: Presintered, 4 Minutes at 1150 °C (Went, Philips 1956, Ex. 25)

Strontium Ferrite Disc Magnet: 0.4 mol SrCO3 to 3.6 mol Iron Oxide, 1270 °C (Went, Philips 1956, Ex. 14)

Strontium Carbonate: Powdered Celestine Boiled with Soda Solution (Thorpe 1912)

Barium-Calcium Ferrite Disc Magnet: 20 % Calcium, 5 Minutes at 1290 °C (Went, Philips 1956, Ex. 20)

Barium-Calcium Ferrite Disc Magnet: 5 % Calcium, Sintered at 1330 °C (Went, Philips 1956, Ex. 18)