Modellbezeichung |
Beschreibung |
3137B |
Telephone Coupler, audio-answer, FCC registered |
3171B |
BCD to DTMF Encoder, crystal controlled, 2 V into 600 Ohm output |
3185E |
Multiple digit DTMF Decoder, digital switch settings, DPDT relay output |
3223C |
Encoder Controller, use with 3171B for multi-digit encoding |
3232 |
1 of 16 DTMF encoder, crystal controlled 2 V into 600 Ohm output |
3446A |
Balanced stereo audio follow video or IF / RF to 950 MHz card |
3567 |
Voice messaging card w / ob board microphone to record up to 20 s |
90417 |
Dial tone detection module for 3137B; plugs into 3137B |