![Yamaha](/logo/Yamaha.png)
Yamaha Corporation
IDNPHS User Network Interface for ISDN Basic Access
![Yamaha](/logo/Yamaha.png)
Yamaha Corporation
ISDN DSU Analog Front End
![Yamaha](/logo/Yamaha.png)
Yamaha Corporation
IDSU ISDN DSU for Terminal Equipment
![ETC](/logo/ETC.png)
Unspecified
ISDN BRI controller for Terminal Equipment with built-in DSU
![Yamaha](/logo/Yamaha.png)
Yamaha Corporation
ISDN BRI controller with B-ch HDLC controllers
![Yamaha](/logo/Yamaha.png)
Yamaha Corporation
DSU LSI for the ISDN Terminal Equipment
![ETC](/logo/ETC.png)
Unspecified
IDNPHS User Network Interface for ISDN Basic Access
![Yamaha](/logo/Yamaha.png)
Yamaha Corporation
ISTC ISDN BRI controller with S/T ref. pt. analog D/R
![Yamaha](/logo/Yamaha.png)
Yamaha Corporation
ISDN Driver/Receiver
![Yamaha](/logo/Yamaha.png)
Yamaha Corporation
ISDN U Interface (TCM mode)
![Yamaha](/logo/Yamaha.png)
Yamaha Corporation
ISDN BRI controller with B-ch HDLC controllers
![ETC](/logo/ETC.png)
Unspecified
ISDN BRI controller for Terminal Equipment with built-in DSU
![Yamaha](/logo/Yamaha.png)
Yamaha Corporation
ISDN BRI controller with B-ch HDLC controllers