Masters Communications Noise Squelch / CTCSS Features List

Custom Products from Masters Communications

Noise Squelch / CTCSS Products
Features Comparison

Squelch Product Menu - All products currently available:

MS-25 Analog noise squelch detection system that uses the MICOR squelch chip.
MS-50 Analog noise squelch detection system that works like the MICOR squelch chip.
SC-50DW Analog noise squelch and CTCSS detection system that uses the MICOR squelch chip.
SC-75DW Analog noise squelch and CTCSS detection system that works like the MICOR squelch chip.
CT-30DW CTCSS system on a small circuit board.
CSM-32S CTCSS system on a tiny circuit board.

Detailed Squelch Products descriptions and explanations.

Masters Communications Noise Squelch / CTCSS Products - Standard Features:
These standard features are included in all of our squelch products.

One or more status LEDs that can be remotely mounted.
+12 to +16V DC operation (maximum of +24V without damage).
On-board 9.6V and/or 5.0V regulation.
All logic is sourced from 5VDC. Pull-up and pull-down resistors are included.
High quality IC sockets for all conventional DIP ICs.
All kits come with surface-mount ICs pre-installed, and all of the rest of the required components.
All squelch products are available Assembled & Tested for an additional fee.

Masters Communications Noise Squelch / CTCSS Products - Individual Features:
Click on a model number in the header line for more information.

Feature

CTCSS Encoder - Decoder N N Y Y Y Y

Genuine Motorola MICOR Squelch IC Y N Y N N/A N/A

Functionally Equivalent MICOR 'type' Squelch Circuit N Y N Y N/A N/A

AND/OR Squelch Operation Selection Jumpers N N Y Y N/A N/A

Squelch Potentiometer Turns 1 25 1 25 N/A N/A

Encode Level Potentiometer N/A N/A N N N Y

DB25F Connector N N Y Y Y 11 pin header

6-pin Molex Connector Y Y N N N 11 pin header

Availability Available Available Available Available Available Available

Feature
CTCSS Encoder - Decoder	N	N	Y	Y	Y	Y
Genuine Motorola MICOR Squelch IC	Y	N	Y	N	N/A	N/A
Functionally Equivalent MICOR 'type' Squelch Circuit	N	Y	N	Y	N/A	N/A
AND/OR Squelch Operation Selection Jumpers	N	N	Y	Y	N/A	N/A
Squelch Potentiometer Turns	1	25	1	25	N/A	N/A
Encode Level Potentiometer	N/A	N/A	N	N	N	Y
DB25F Connector	N	N	Y	Y	Y	11 pin header
6-pin Molex Connector	Y	Y	N	N	N	11 pin header
Availability	Available	Available	Available	Available	Available	Available

Legacy Products Support Information.

Email Kevin Custer for ordering information, ordering by check, and/or support of these exciting products.

Products of Masters Communications, all rights reserved.
Specifications may change without notice.
Images are property of Kevin Custer - W3KKC.
Board layout by Kevin Custer - W3KKC.
HTML July 17, 2019, WA1MIK All Rights Reserved!