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Footswitch 

Connect a latching footswitch (

e.g. FS-1

) to this jack socket to remotely engage/defeat 

the

Gain 

and 

Blend

 controls. Use a standard instrument/tip-sleeve(mono) cable to connect the footswitch. 

 

Volume 

Adjusts the overall output volume level. 

 

Treble 

(Active and post-

Blend

)

 

Adjusts the high-end frequencies. Increasing the 

Treble 

control produces brighter tones. Higher 

Gain

 settings 

will also add high-end frequencies. Reduce the 

Treble 

control to compensate if necessary. 

 

Middle 

(Active and post-

Blend

)

 

Adjusts the mid-range frequencies.  

Summary of Contents for OB1-300

Page 1: ...purchase and that it will provide you with many years of enjoyment You are now a member of the Legendary British Guitar Amplifier Owners Club In the interests of product improvement the contents of th...

Page 2: ...un shielded two conductor cable for speaker use at all times during operation The exclamation point within an equilateral triangle and WARNING are intended to alert the user to the presence of importa...

Page 3: ...n one of the following configurations 1 x 8 Ohm cabinet Use either speaker output rear panel 2 x 8 Ohm cabinets Use both speaker outputs rear panel 1 x 4 Ohm cabinet Use either speaker output rear pan...

Page 4: ...Power LED will illuminate when the mains switch is set to ON Set the Volume control to zero minimum before switching on power to the amplifier...

Page 5: ...able to connect the footswitch Volume Adjusts the overall output volume level Treble Active and post Blend Adjusts the high end frequencies Increasing the Treble control produces brighter tones Higher...

Page 6: ...gs will add extra volume so you may adjust the master Volume to compensate if necessary With the Gain set to minimum the Blend control will have the least effect on the overall sound Gain Controls the...

Page 7: ...ty shielded instrument cable to connect your instrument to the Input jack socket Use the Active Passive switch to select the input level for active or passive pickups REAR PANEL FEATURES 1 2 3 4 5 6 1...

Page 8: ...lp cool the amplifier 4 Speaker Outputs Make sure the correct speaker load and power handling is connected at all times Refer to Before Using Your Amplifier Total minimum impedance 4 Ohms 5 Voltage Se...

Page 9: ...of any Orange product is subject to its being used for its intended purpose in suitable conditions As the manufacturer we reserve the right to refuse to warranty any Orange product which has been misu...

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