Continue to Site

Welcome to EDAboard.com

Welcome to our site! EDAboard.com is an international Electronics Discussion Forum focused on EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals... and a whole lot more! To participate you need to register. Registration is free. Click here to register now.

Register Log in

Can I make a block call spam device for desktop telephone ?

Status
Not open for further replies.
L

lemta2000

Junior Member level 1
Joined
Aug 11, 2010
Messages
19
Helped
0
Reputation
0
Reaction score
0
Trophy points
1,281
Activity points
1,409
Can I make a block call spam device for desktop telephone(Landline Phone) ?

Hello,
My desktop telephone(Landline Phone) is spam calling, I want to make a device connects between line in and telephone to block phone number specified, so anyone can tell me the document about principle of signal telephone processing or any idea to build one?
Thanks!
 
Last edited:

Status
Not open for further replies.

Similar threads

Part and Inventory Search

Welcome to EDABoard.com

Sponsor

Back
Top