Variable Speed Drive or variable-frequency drive. Old tech controlling the speed or torque of electric motors. This one is powering up with a pitched screech.

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File type: audio/wav

File size: 55 KB

Length: 0:030 minutes, 3 seconds

Bitrate: 176kb/s CBR

Tags drive, electric, electromechanical, electronic, hydraulic, inverter, motor, power, screech, speed, torque, variable

Electronics Humans Sound Effect

Cash register/ Pay phone

Post author By redsoul
Post date May 18, 2020

This could be a payphone or a cash register. What do you think?

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File type: audio/wav

File size: 157 KB

Length: 0:020 minutes, 2 seconds

Bitrate: 706kb/s CBR

Tags booth, coin, mechanical, money, phone, public, register, telephone

Alarms Electronics House Sound Effect

Old phone ringing #1

Post author By redsoul
Post date May 18, 2020

“If this wasn’t a friendly call…you probably wouldn’t have even got it.”

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File type: audio/wav

File size: 438 KB

Length: 0:050 minutes, 5 seconds

Bitrate: 706kb/s CBR

Tags beep, call, code, corded, cordless, dial, old, phone, radio, ring, ringtone, signal, sound, spaces, telephone, wall

Alarms Electronics Sound Effect

Wall/corded phone ringing

Post author By redsoul
Post date May 18, 2020

This sounds like a wall phone, landline corded or even cordless phone.

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File type: audio/wav

File size: 438 KB

Length: 0:050 minutes, 5 seconds

Bitrate: 706kb/s CBR

Tags beep, call, code, corded, cordless, dial, morse, old, phone, radio, ring, ringtone, signal, sound, spaces, telephone, wall