Ceriatone Tweedle Delight User Manual Download

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5) TUBE COMPLIMENT

From left to right:
V5 – 5AR4 / GZ34 rectifier tube (yellow arrow)
V4, V3 – 6V6 power tubes (red arrows)
V2 – 12AX7 / ECC83 phase inverter (green arrow)
V1 – 12AX7 / ECC83 input/gain stages (blue arrow)

A FEW COMMENTS ON BIASING

…well, don’t worry about it! The Tweedle Dee is a cathode-biased amplifier and requires no bias adjustment.

Summary of Contents for Tweedle Delight

Page 1: ...1 Ceriatone Tweedle Delight 16W all tube guitar amplifier User s Manual ...

Page 2: ...and C lator effects loop interfaces specifically for use with our Overtone amplifiers We have been pleased to provide many players access to our unique take on these legendary amplifiers A few years ago information about a modified Tweed Deluxe was shared on the Internet The amplifier was modified by one of the most legendary and mythical amplifier builders in modern history Due to many many reque...

Page 3: ...et to your wall power receptacle 3 Plug the Tweedle Dee into your speaker cabinet using 1 4 speaker cable 4 Set the IMPEDENCE selector to the match the impedance of your speaker cabinet 5 Set all rotary controls on the front panel to 12 00 clock face 6 Set front panel POWER switch in the ON position with adjacent switch to STANDBY for 30 seconds to allow tube filaments to warm up 7 Set front panel...

Page 4: ...R two way switch 7 STANDBY two way switch INST 1 2 and MIC 1 2 are jacks for instrument cables Plug your guitar in here The INST jacks send the guitar primarily through a circuit that is brighter and tigher sounding The MIC jacks send the guitar primarily through a circuit that is fatter and darker sounding The jacks marked 1 are higher gain and those marked 2 are lower gain ...

Page 5: ...equency balance for both channels At counter clockwise settings the tone has more bottom end and less treble At clockwise settings the tone has less bottom end and more treble NOTE various combinations of TONE and individual channel VOLUME controls will provide the greatest flexibility in a deceptively simple amplifier INDICATOR will illuminate when the Tweedle Dee is powered by turning the front ...

Page 6: ...A C MAINS IEC cable inlet plug a suitable IEC power cable into this inlet to power your amplifier MAINS slow blow fuse used to protect your amplifier from voltage spikes or excessive current draw Replace only when necessary Use a 2A slow blow fuse HT slow blow fuse used to protect your amplifier from voltage spikes or excessive current draw Replace only when necessary Use a 0 5A slow blow fuse ...

Page 7: ... the impedance selector to half that of a single cabinet in this case 8 Ohms NFB three way toggle switch This gives you the ability to select between three different negative feedback settings In the UP position the NFB is at a stock setting NONE This will provide the most gain and the smoothest transition into overdriven tones In the middle position there is still no negative feedback but it adju...

Page 8: ...ube yellow arrow V4 V3 6V6 power tubes red arrows V2 12AX7 ECC83 phase inverter green arrow V1 12AX7 ECC83 input gain stages blue arrow A FEW COMMENTS ON BIASING well don t worry about it The Tweedle Dee is a cathode biased amplifier and requires no bias adjustment ...

Page 9: ...or your local competent amplifier technician What settings do you recommend Try setting all controls at 12 00 Do I need to use matched power tubes Although not necessary matched power tube sets are recommended for best results Do I need to use a matched and balanced phase inverter It is not necessary Feel free to experiment with different tubes of the same type in your amp though I ve read that th...

Page 10: ... balance of the signal sent to each of the power tubes Different settings on this control are very subtle and are typically monitored with an oscilloscope and not ears We highly recommend the use of a non conductive rubber screwdriver and only adjust the trimpot when the amplifier is not powered and disconnected from the wall outlet DO NOT ADJUST THE PI TRIMMER WHILE THE AMPLIFIER IS ON Note that ...

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