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| Reply To: | (Designers Council Forum) |
| Date: | Thu, 1 Aug 2013 16:08:30 +0000 |
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ANSI Y32.2-1975, CSA Z99-1975, IEEE Std 315-1975 are standards for Graphic Symbols for Electrical and Electronics Diagrams.
It defines Ref Des as well.
Veronika Anderson C.I.D | Sr. Electrical/Mechanical Design Engineer | Excelitas Technologies
Office: +1 626.967.9521 x 236
1330 East Cypress Street, Covina, CA 91724 USA
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www.excelitas.com
-----Original Message-----
From: DesignerCouncil [mailto:[log in to unmask]] On Behalf Of David Baldwin
Sent: Thursday, August 01, 2013 9:03 AM
To: [log in to unmask]
Subject: Re: [DC] Informal Poll
DS. Below is the standard list that I use from PCB Libraries.
A Assembly K Relay
AR Amplifier L Coil; Inductor
AT Attenuator; Isolator LS Loud Speaker/Buzzer B Blower M Motor BR Bridge Rectifier MG Motor Generator BT Battery MH Mounting Hole C Capacitor MK Microphone CB Circuit Breaker MP Mechanical Part CN Capacitor Network P Plug Type Connector CP Coupler PS Power Supply CR Silicon Rectifier Q Transistor D Diode; Thyristor; Varacter R Resistor DC Directional Coupler RN Resistor Network DP Diplexer RT Thermistor DL Delay Line S Switch DS Display; LED Lamp T Transformer E Terminal TB Terminal Block F Fuse TC Thermocouple FB Ferrite Bead TP Test Point FD Fiducial U Tuner FL Filter U Integrated Circuit G Generator V Electron Tube HW Hardware VR Voltage Regulator HY Circulator W Cable Transmission I or ICT In Circuit Test Point X Sub-circuit J Jack Connector Y Crystal or Oscillator JP Configuration Jumper Z Ref Des Suppressed
At 08:34 AM 8/1/2013, Jack Olson wrote:
>Just out of curiosity, what Reference Designator (or "Class Designation
>Letter", for you purists!) are you using for an *LED*?
>
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Via Circuits Inc.
http://www.viacircuits.com
(480) 892-9920
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