Oldfield 6736 Скачать руководство пользователя страница 11

Страница: 11 / 13

Tube Layout

RECTIFIER TUBE:

5R4/GZ34. Replace only with high quality 5R4/GZ34 (or compatible)

tube.

POWER TUBES:

EL84 (x4). Replace only with a high quality matched quad of EL84

tubes. The 6736 is a Class A, cathode biased amplifier and therefore does not need to

be re-biased when changing output tubes.

PHASE INVERTER TUBE:

Replace with any high quality 1 2AX7 tube.

CATHODE FOLLOWER TUBE:

Replace with any high quality 1 2AX7 tube.

PER-AMP GAIN TUBE Channel Two:

Replace with any high quality 1 2AX7 tube.

PER-AMP GAIN TUBE Channel One:

Replace with any high quality 1 2AX7 tube.

Page 11

Oldfield Amplifiers

Содержание 6736

Страница 1: ...Oldfield Amplifiers User Guide Model 6736...

Страница 2: ...s built to provide you with the best tonal experience and durability available in a guitar amplifier As with all Oldfields It is hand built with you the player as the central focus of our efforts By u...

Страница 3: ...Table Of Contents Important Safety Instructions 4 5 Overview 6 Front Panel Controls And Features 7 Rear Panel Controls And Features 9 Tube Layout 11 Warranty 12 Operational Tips 13...

Страница 4: ...grounded plug This is a safety feature If you are unable to insert the plug into the outlet contact an electrician to replace your obsolete outlet Do not defeat the safety purpose of this plug Protect...

Страница 5: ...of producing very high sound pressure levels which may cause temporary or permanent hearing damage Use care when setting and adjusting volume levels during use Failure to comply with any of these safe...

Страница 6: ...nctly voiced channels Channel One is voiced a little cleaner and with slightly fuller frequency response than Channel Two Channel Two falls into distortion faster than Channel One and feels somewhat b...

Страница 7: ...will make the Channel Two volume louder and increase overall gain and harmonics Treble Rotating the control clockwise will increase the high end frequency output by the amplifier Middle Rotating the...

Страница 8: ...andby mode The standby switch should only be moved to the Play position after the Mains switch has been in the On position for at least one minute to give the tubes time to warm up Mains Move to the u...

Страница 9: ...tifier Selection Switch Your amplifier has the ability to operate on either a tube rectifier or from a solid state rectifier The Rectifier Selection Switch determines the mode of operation The tube re...

Страница 10: ...nd Features EFFECTS LOOP Send Receive Bypass switch for the serial effects loop The bypass switch disables the effects loop Footswitch Jack Connect the channel switching footswitch to this jack Page 1...

Страница 11: ...s A cathode biased amplifier and therefore does not need to be re biased when changing output tubes PHASE INVERTER TUBE Replace with any high quality 12AX7 tube CATHODE FOLLOWER TUBE Replace with any...

Страница 12: ...rchase against manufacturer s defects If a failure occurs due a defect in manufacturing Oldfield will replace any of these items during this period free of charge Warranties on these items are void if...

Страница 13: ...ur liking Switch to channel one and set the gain control to match the volume level of channel two The gain on channel one should be somewhat less than the gain on channel two giving channel one a nice...