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1)Power Switch: Switches amplifier on/off.

2) Power LED: Illuminates when power is switched on.

3)Input Jack: Connect your instrument to this jack.

4)Master: Adjusts overall volume.

5)Volume: This sets the volume gain level.

6)Bass: This control adjusts the low frequency level.

7)Mid: This control adjusts the middle frequency level.

8)Treble: This control adjusts the high frequency level.

9)Bass Expander: Toggles an extra bass effect.

10)Output Jack: Lets you output a line level signal (non-amplified). Internal speaker is not disabled.

11)Phones: This is your headphone connection. Inserting the headphones disables the internal speaker (great for practicing).

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1)Voltage Selector: AC 110/220 Volt Selectable Switch.

2)Power Cord: Connect cord to an AC outlet.

Troubleshooting

Distorted Sound:

Check if the amplifier is overdriven. If it is, you will have to turn the level down.

Check signal source.

Try disabling Bass Expander.

Signal sounds discolored:

Check and adjust the EQ settings.

Ensure you are using quality cables.

Check signal source.

No Sound:

Check connections. Try a different cable. Check level on amplifier.

Confirm amplifier is getting a signal.

Make sure nothing is plugged into the Phones jack.

Intermittent Output:

Check connections.

Try a different cable.

Specifications

Model

Driver

RMS

Peak

Dimensions

Weight

 

8" High

 

 

W=13"

 

PPG460A

Definition

30W

150W

H=16"

18.3 lbs

 

Speaker

 

 

D=9 3/4"

 

 

 

 

 

 

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Radio Shack PPG460A owner manual Troubleshooting, Specifications