View Battery Schematic Symbol Polarity Background

Maybe i'm having a little bit of a brain fart.

View Battery Schematic Symbol Polarity Background. Is it correct to refer to a 9v (internally multi cell) battery using a single cell battery symbol. Schematic of different types of protection.

System Schematics - WVE Vehicle Electronics
System Schematics - WVE Vehicle Electronics from wvebrand.com
Circuit symbols are used in circuit diagrams (schematics) to represent electronic components. How to represent 1aa smd battery holder? Below is the schematic symbol for a variable nonpolarized capacitor.

And if i use the diode symbol, how is the polarity?

For some electronic circuits this symbol is used for the 0v (zero volts) of the power supply, but for mains electricity and some radio circuits it really means the earth. Circuit symbols are used in circuit diagrams (schematics) to represent electronic components. It is used in a circuit to power other components. Are you ready for a barrage of circuit components?