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#telephonesystem — Public Fediverse posts

Live and recent posts from across the Fediverse tagged #telephonesystem, aggregated by home.social.

  1. Jim Donegan 🎵 ✅ @[email protected] ·

    #Vintage #Telephone #Technology - Evolution of #DirectDialing #Calls - #Bell, #ATT #WesternElectric

    "This #Film shows early #TelephoneEquipment and systems from the 1940’s up to the 1950’s, including telephone #TransmissionLines, early #Switchboards and #Operators, and the introduction of direct dialing systems and many aspects of the early #TelephoneSystem in use circa 1940-1950."

    youtube.com/watch?v=rMtnvcMMtM

    #Documentary #TelephoneExchange #SDD #SubscriberTrunkDialing #Switching

    #switching #subscribertrunkdialing #sdd #telephoneexchange #documentary #telephonesystem
  2. Jim Donegan 🎵 ✅ @[email protected] ·

    #Vintage #Telephone #Technology - Evolution of #DirectDialing #Calls - #Bell, #ATT #WesternElectric

    "This #Film shows early #TelephoneEquipment and systems from the 1940’s up to the 1950’s, including telephone #TransmissionLines, early #Switchboards and #Operators, and the introduction of direct dialing systems and many aspects of the early #TelephoneSystem in use circa 1940-1950."

    youtube.com/watch?v=rMtnvcMMtM

    #Documentary #TelephoneExchange #SDD #SubscriberTrunkDialing #Switching

    #switching #subscribertrunkdialing #sdd #telephoneexchange #documentary #telephonesystem
  3. Jim Donegan 🎵 ✅ @[email protected] ·

    #Vintage #Telephone #Technology - Evolution of #DirectDialing #Calls - #Bell, #ATT #WesternElectric

    "This #Film shows early #TelephoneEquipment and systems from the 1940’s up to the 1950’s, including telephone #TransmissionLines, early #Switchboards and #Operators, and the introduction of direct dialing systems and many aspects of the early #TelephoneSystem in use circa 1940-1950."

    youtube.com/watch?v=rMtnvcMMtM

    #Documentary #TelephoneExchange #SDD #SubscriberTrunkDialing #Switching

    #switching #subscribertrunkdialing #sdd #telephoneexchange #documentary #telephonesystem
  4. Jim Donegan 🎵 ✅ @[email protected] ·

    #Vintage #Telephone #Technology - Evolution of #DirectDialing #Calls - #Bell, #ATT #WesternElectric

    "This #Film shows early #TelephoneEquipment and systems from the 1940’s up to the 1950’s, including telephone #TransmissionLines, early #Switchboards and #Operators, and the introduction of direct dialing systems and many aspects of the early #TelephoneSystem in use circa 1940-1950."

    youtube.com/watch?v=rMtnvcMMtM

    #Documentary #TelephoneExchange #SDD #SubscriberTrunkDialing #Switching

    #vintage #telephone #technology #directdialing #calls #bell
  5. Jim Donegan 🎵 ✅ @[email protected] ·

    #Vintage #Telephone #Technology - Evolution of #DirectDialing #Calls - #Bell, #ATT #WesternElectric

    "This #Film shows early #TelephoneEquipment and systems from the 1940’s up to the 1950’s, including telephone #TransmissionLines, early #Switchboards and #Operators, and the introduction of direct dialing systems and many aspects of the early #TelephoneSystem in use circa 1940-1950."

    youtube.com/watch?v=rMtnvcMMtM

    #Documentary #TelephoneExchange #SDD #SubscriberTrunkDialing #Switching

    #switching #subscribertrunkdialing #sdd #telephoneexchange #documentary #telephonesystem