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4.7 TIA / EIA 603

Additional performance measurements are detailed in TIA / EIA - 603 standard. Section 6

outlines Standards for Subaudible Signaling for Land Mobile FM or PM Communications

Equipment.

TIA / EIA standards may be obtained from

(TIA’s address)

(EIA’s address)

Telecommunications Industry Association

Electronic Industries Association

2001 Pennsylvania Ave. NW

1722 Eye Street, NW

Suite 800

Suite 440

Washington, DC 2006

Washington, DC 20006

Phone: (202) 457-5430

Phone: (202) 457-4936

Fax: (202) 457-4939

Fax: (202) 457-4966

An alternative source is Global Engineering Documents, 15 Inverness Way East, Englewood, CO

80112 Phone: (800) 854-7179 (They accept Credit card orders) Global is a company that

specializes in reprinting standards and is a good source to quickly get many types of standards.

#1

Cut traces on

the score line

on both sides

of the PCB with

knife

#2

Snap apart or

cut with tin

snips

#3

Cut traces on

the score line

on both sides

of the PCB with

knife

#4

Snap apart or

cut with tin

snips

#5

Cut traces on

the score line

on both sides

of the PCB with

knife

#6

Snap apart or

cut with tin

snips

Figure 5: Breaking Out Small Circuit