U S E R S G U I D E
1 1 2 C O M B O & H E A D
™
Page 1: ...U S E R S G U I D E 1 1 2 C O M B O H E A D ...
Page 2: ...op of the amplifier which extend past the rear edge of its cabinet WARNING Do not expose the amplifier to rain moisture dripping or splashing water Do not place objects filled with liquids on or nearby the amplifier WARNING Always make certain proper load is connected before operating the amplifier Failure to do so could pose a shock hazard and may result in damage to the amplifier Do not expose a...
Page 3: ...and it s experienced by everyone I ve had the extraordinary privilege of performing music for 30 years on stage and in the studio As the principal visionary of the company every product we design reflects my energy attitude and life experi ences Each amplifier we create is designed to help you tell your musical story IN 3D Rock on James Scott Amp Artist CEO M O V I N G F O R W A R D I N 3 D ...
Page 4: ...oth channels for custom signal routing options including running both channels simultaneously Global Presence control 112 Combo Version features patent pending SWITCHBACK speaker enclosure design D I M E N S I O N S W E I G H T S Subject to change anytime Please measure your amp carefully if a custom case is being made These measurements do not include handle and rubber feet 112 Combo Dimensions W...
Page 5: ...y Switch 2 The STANDBY switch when placed in the CENTER position puts the amplifier in standby mode allowing the tubes to warm up When this switch is place in the UP position the tube circuitry is fully functional and operating in 38W pentode mode In the DOWN position the amplifier is operating in 18W triode mode Presence Control 3 The global PRESENCE control affects both channels and allows you t...
Page 6: ... with special emphasis on the midrange frequencies Clean tones are earthy Excellent overdrive tones when pushed Blonde Position Tight and spanky with lots of headroom Clean tones are fast and punchy Big edgy overdrive tones when pushed Volume Control 7 The VOLUME control allows you to adjust the signal level as well as the temperament and over all character of your instrument s sound Treble Bass C...
Page 7: ...olume Control 13 The VOLUME control allows you to adjust the signal level as well as the temperament and over all character of your instruments sound The British channel has been optimized to provide su perb versatility with a particular emphasis on tight mid range frequencies to deliver a wide range of clean crunch to vintage overdrive and sustain Treble Middle Bass Controls 14 15 16 The TREBLE c...
Page 8: ...o protect the circuit from being damaged SAFETY NOTES Always plug your amp into a properly grounded 3 prong AC outlet Never plug your amp into an ungrounded outlet Never remove or break off the 3rd prong safety ground pin from the power cord Never use a damaged or ungrounded power cord Always use the proper value and type fuse according to the rear panel markings Never attempt to replace the fuse ...
Page 9: ...ER OUTPUTs are provided for connecting your amplifier to single 4 OHM speaker cabinet or for connecting two 2 8 OHM speaker cabinets in parallel SAFETY NOTES Never operate your amplifier without a connected speaker cabinet This will damage your tubes or transformers or both Always operate your amplifier with the proper impedance output that matches your speaker cabinets s In all cases always use a...
Page 10: ... often time based effects like delay or reverb after the preamp and before the power amp When no effects device is present this circuit is completely bypassed to deliver a direct signal path between the preamp and power amp stage For best results utilize professional type effects processors with at least 15dBu input sensitivity OPERATION NOTES This is a line level effects insert that is best suite...
Page 11: ...in a rectangular exterior shell This creates 3 three separate chambers Each chamber creates a separate environment isolating the chassis tubes and transformers from the speaker virtually eliminating rattles and vibration born noises associated with speaker movement Chamber One 25 Shows a chamber containing the transformers and output tubes Chamber Two 26 Shows a chamber containing the speaker Cham...
Page 12: ...n performance situations you can control the amount of low frequency projection by choosing which mode to run Some rooms are boomy or have boomy stages a problem that the CLOSED BACK mode would help solve Some rooms are dull and just begging you to go with an OPEN BACK setup to bring it to life In the studio tracking different guitar parts in various combinations of open or closed back con figurat...
Page 13: ...D TAKING YOUR AMPLIFIER TO A QUALIFIED TECHNICIAN FOR SERVICING YOUR TUBES Make certain the amplifier is turned off and has been allowed ample time to cool down Be very careful when you remove the tubes as they might still be very hot Do not touch tube sockets with fingers Even after turning your amp off and unplugging it from the power outlet there could be enough voltage stored in the capacitors...
Page 14: ...ackaging or equivalent IN any case the risk of loss or damage in transit is borne by the purchaser The RA number must appear in large print directly below the shipping address Always include a brief description of the defect along with your correct return ad dress and telephone number When calling to inquire about a returned product always refer to the RA number If 3RD POWER determines that the un...
Page 15: ...3RD POWER Amplification LLC 2020 Fieldstone Parkway Suite 900 316 Franklin TN 37069 Phone 615 945 3393 Web Site www 3rdPower com Tuesday January 14 2014 ...
