The collect call or mobiles calls goes far beyond the telephone bill, as they generally include employees and costumers warnings, or even punishment.
DigiVoice offers the Blocker Family with two options: Blocker E1 and Blocker E1/LD2:

BLOCKER E1 – Fuctional equipment description
The Blocker E1 is a collect call blocker for E1 digital lines, used in digital PABX and Internet Service Providers (ISPs). Blocker E1 doesn’t allow collect calls in voice systems or data modems.
The Blocker E1 of DigiVoice is presented in two versions:
CONNECTION SCHEMATIC
Project without Blocker E1:

Project with Blocker E1:

BLOCKER E1/LD2 – FUNCTIONAL EQUIPMENT DESCRIPTION:
The Blocker E1 LD/2 can block incoming collect calls, block outgoing call to certain destinations and operates as a dialer to redirect outgoing calls to different carries according to route configurations.
In this new version the creation possibilities of different routes for Operators had been extended (Carriers), possibility of remote configuration via MODEM, inclusion of terminating digit for dialing in DTMF among other facilities for the function of Digital Dialer for E1 trunks.

Blocker E1 LD/2 configuration
The Blocker E1 LD/2 of Digivoice is presented in one version:
Cabinet for one E1 line, for 30 given voice channels/.
PS. For greater densities, please consult our options for 19 " cabinet.
CONNECTION SCHEMATIC
Project without Blocker E1/LD2:

Project with Blocker E1:
3. TECHNICAL ISSUES
E1 Interface |
G.703 |
Line signaling in E1 |
R2D |
Cabinet Dimensions |
A-40/L-265/P-340mm |
Operating temperature |
0-40° C |
Power |
110/220Vac 60Hz |
Consumption |
40W |