- Resistors without symbolic mark are FIXED CARBON FILM RESISTORS (ERD-type).
- All resistors are 1/4 WATT, ±5 % TOLERANCE unless otherwise designated in
schematic diagrams.
Table-1
SYMBOL
SPECIFICATION
Fixed Carbon Film Resistors
“FLAME-PROOF” (ERD—F—type)
Fixed Wire Wound Resistors
“FLAME-PROOF” (ERF—type)
Fixed Metal Oxide Film Resistors
“FLAME-PROOF” (ERG—type)
Fixed Metal Film Resistors
“FLAME-PROOF” (ERX—type)
Fixed Metal Film Resistors (Precision and
High Stability)
(ERO—type)
Fuse Type Fixed Metal Oxide Film
Resistors
“FLAME-PROOF” (ERQ—type)
Fuse Type Fixed Carbon Film Resistors
“FLAME-PROOF” (ERD2FC—type)
11.3.2. CAPACITORS
- Capacitors without symbolic mark are POLYESTER CAPACITORS. (ECQM-type,
ECQG-type, ±10% Tolerance)
- Polarized capacitors without symbolic mark are Aluminum Electrolytic Capapcitors.
(ECEA-type, ±20% Tolerance)
Table-2
42