Battery

1AA image

1*AA

1AA

One AA battery inside the Walkman. Usually directly accessible on the outside, sometimes under the cassette.

1.2-1.5 V
2AA image

2*AA

2AA

Two AA batteries inside the Walkman. Usually directly accessible on the outside, sometimes under the cassette.

2.4-3 V
4AA image

4*AA

4AA

Four AA batteries inside, usually in some kind of holder. Sony also used it in the portable DAT range.

4.8-6 V
EXT1AA image

Sidecar 1*AA

EXT1AA

External compartment for 1*AA battery. Usually has a DC in jack to power the device, not to charge the battery

1.2-1.5 V
EXT1C image

Sidecar 1*C

EXT1C

External compartment for 1*C (r14) battery.

1.2-1.5 V
EXT2AA image

Sidecar 2*AA

EXT2AA

External compartment for 2*AA batteries.

2.4-3 V
EXT2AAA image

Sidecar 2*AAA

EXT2AAA

External compartment for 2*AAA batteries. Some Aiwa sidecars have 2V DC in jack.

2.4-3 V
gumstick image

Gumstick

gumstick

Rechargeable rectangular battery (NiCd/NiMH)

code: 7/5F6 (LF6) NC-6WM
size: 67x17x6.1 mm
1.2 V
gumstick2 image

Gumstick 2V

gumstick2

Rechargeable rectangular battery (Lead-Acid), in different variants. Sometimes contacts are on top (logo side), sometimes on end.

code: PB-S3, S4, S5, S5A
size: 68x17x6 mm
2 V