Telephony
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TELB TelCom® Telephone Extension Ringer Device
Federal Signal's TELB TelCom® Extension Ringer Device is a vibrating bell which is activated by the ringing signal of a telephone system. The TELB is specifically designed for use with an analog telephone. The ringing signal of 40-150VAC, 16-60Hz and local 120VAC power is all that is required to activate a TelCom signal.
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TELC TelCom® Telephone Extension Ringer Device
Federal Signal's Model TELC Extension Ringer Device is a horn and strobe combination signal which is activated by the ringing signal of a telephone system. The TELC is specifically designed for use with an analog telephone. The ringing signal of 40-150VAC, 16-60Hz and local 120VAC power is all that is required to activate a TelCom® signal.
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TELH TelCom® Telephone Extension Ringer Device
Federal Signal's TELH Extension Ringer Device is a vibrating horn which is activated by the ringing signal of a telephone system. This device is specifically designed for use with an analog telephone. The ringing signal of 40-150VAC, 16-60Hz and local 120VAC power is all that is required to activate a TelCom® signal.
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TELS TelCom® Telephone Extension Ringer Device
Federal Signal's TELS Extension Ringer Device is a compact strobe light which is activated by the ringing signal of a telephone system. The TELS is specifically designed for use with an analog telephone. The ringing signal of 40-150VAC, 16-60Hz and local 120VAC power is all that is required to activate a TelCom® signal.