![VEVOR Rotary Vane Vacuum Pump 1/2 HP 2 Stage AC Vacuum Pump 7 CFM 1/4 in. 3/8 in. SAE 1/2 in. ACME Male Inlet for HVAC Repair KDZ7CFM370WA1J1T5V1 - The Home Depot VEVOR Rotary Vane Vacuum Pump 1/2 HP 2 Stage AC Vacuum Pump 7 CFM 1/4 in. 3/8 in. SAE 1/2 in. ACME Male Inlet for HVAC Repair KDZ7CFM370WA1J1T5V1 - The Home Depot](https://images.thdstatic.com/productImages/f9a0be01-1b22-420d-97e5-c5f8879f2fc8/svn/vevor-car-cooling-systems-kdz7cfm370wa1j1t5v1-4f_600.jpg)
VEVOR Rotary Vane Vacuum Pump 1/2 HP 2 Stage AC Vacuum Pump 7 CFM 1/4 in. 3/8 in. SAE 1/2 in. ACME Male Inlet for HVAC Repair KDZ7CFM370WA1J1T5V1 - The Home Depot
![La rivista tecnica Bell System . Fig. 21 – Western Electric 1B22 tubo a distanza sparica. È stata selezionata una distanza di circa 150 millesimi di pollice, la pressione del gas La rivista tecnica Bell System . Fig. 21 – Western Electric 1B22 tubo a distanza sparica. È stata selezionata una distanza di circa 150 millesimi di pollice, la pressione del gas](https://c8.alamy.com/compit/2crtm16/la-rivista-tecnica-bell-system-fig-21-western-electric-1b22-tubo-a-distanza-sparica-e-stata-selezionata-una-distanza-di-circa-150-millesimi-di-pollice-la-pressione-del-gas-e-stata-di-20-pollici-con-il-75-di-idrogeno-e-il-25-di-argon-cio-ha-dato-una-vita-di-circa-500-ore-per-l-impulso-di-0-75-microsecondi-e-una-vita-molto-piu-breve-per-l-impulso-di-2-25-microsecondi-tuttavia-poiche-la-durata-di-quest-ultimo-impulso-viene-utilizzata-solo-per-una-piccola-parte-del-tempo-la-vita-utile-si-e-dimostrata-adeguata-al-fine-di-ottenere-la-massima-durata-da-ciascun-tubo-era-necessario-che-l-anodee-il-catodo-si-allontanino-non-piu-di-pochi-mils-dalla-concentricita-altro-saggio-th-2crtm16.jpg)
La rivista tecnica Bell System . Fig. 21 – Western Electric 1B22 tubo a distanza sparica. È stata selezionata una distanza di circa 150 millesimi di pollice, la pressione del gas
![I scored all of these old vacuum tubes, plus a few big capacitors, for 90$ today! (Swipe to the side for closeup pictures) : r/electronics I scored all of these old vacuum tubes, plus a few big capacitors, for 90$ today! (Swipe to the side for closeup pictures) : r/electronics](https://i.redd.it/68qfgbvlsbo61.jpg)