BH100H Hot Head
Guitar Amplifier Head
User’s Guide
Страница 1: ...BH100H Hot Head Guitar Amplifier Head User s Guide ...
Страница 2: ... has been dropped 15 Do not overload wall outlets and extension cords as this can result in a risk of fire or electric shock 16 This apparatus shall not be exposed to drip ping or splashing and no object filled with liquids such as vases or beer glasses shall be placed on the apparatus 17 This apparatus has been designed with Class I construction and must be connected to a mains socket outlet with...
Страница 3: ...TILISER CET APPAREIL PROCHE D UNE SOURCE LIQUIDE NETTOYER SEULEMENT A L AIDE D UN CHIFFON DOUX ET SEC ET NE PAS UTILISER DE PRODUITS MENAGERS CONNECTER UNIQUEMENT LE CABLE D ALIMENTATION FOURNI SUR UNE PRISE AVEC MISE A LA TERRE ET COMPATIBLE AVEC LA TENSION L INTENSITE ET LA FREQUENCE REQUISES INDIQUEES SUR LA FACE ARRIERE DE L APPAREIL S ASSURER DE NE PAS MARCHER PLIER OU TIRER SUR LE CABLE D AL...
Страница 4: ... This channel is voiced to capture classic crunch and sweet overdriven lead tones Both channels share the Master Volume and Presence controls 4 8 and 16 ohm speaker outputs and 1 4 line output Global presence and master volume control over both channels Tube buffered effects loop shared by both channels may operate in Series or Parallel modes with Send Level and Return Level controls Two button fo...
Страница 5: ... FULL HALF POWER This is the Pentode Triode switch It allows you to operate the amplifier in two distinct STAND BY ON OFF FULL POWER HALF POWER CLASS AB CLASS A H OT HEA D 100 0 10 0 10 0 10 MIDDLE BASS PRESENCE VOLUME 0 10 BH100H MASTER CH 1 2 3 4 5 6 7 8 modes of operation and output power rating The Pentode is the aggressive setting that gives you full output power while the Triode is a smoothe...
Страница 6: ...between Channel One and Channel Two The Channel Select Switch is bypassed if the footswitch is plugged in 0 10 0 10 0 10 0 10 0 10 0 10 INPUT BASS MIDDLE TREBLE LEVEL DRIVE GAIN CHANNEL SELECT CHANNEL ONE LOUD 12 18 13 14 15 16 17 19 20 14 BASS Use this to adjust the output level of the low frequencies The adjust ment range is 8 dB at 100 Hz 15 MIDDLE Use this to adjust the output level of the mid...
Страница 7: ...llows the player to increase the level of the effects 23 EFFECT RETURN This jack is desig nated to be connected using a good quality shielded cable to the output of your last external effect if more than one effect is used 24 EFFECT SEND This jack is designated to be connected using a good quality shielded cable to the input of your first external effect 25 SEND LEVEL Use this to control the guita...
Страница 8: ... 8 ohm speaker output jack is designated for use with one 8 ohm speaker cabinet or two 16 ohm cabinets that are connected parallel 30 4 OHMS The 4 ohms speaker output jack is designated for use with one 4 ohm speaker cabinet or two 8 ohm cabinets that are connected parallel 31 LINE OUT The line output jack is des ignated to go directly to the board or speaker simulator for recording Even if utiliz...
Страница 9: ...an 8 ohm output jack Four 16 ohm cabinets in parallel Total Load 4 ohm Use a 4 ohm output jack This is a possible system but unlikely It was thrown in while we were on a theoretical roll Two 16 ohm cabinets Total Load 8 ohm Use both 8 ohm output jacks Two 8 ohm cabinets Total Load 4 ohm Use one 4 ohm output jack Two 8 ohm cabinets Total Load 4 ohm Use both 4 ohm output jacks Speaker Cabinets in pa...
Страница 10: ...tubes and their associated driver tubes After turning off the power and disconnecting the amplifier from the power source carefully check the tubes in bright light for cracks or white spots inside the glass or any other appar ent damage Then with the power on view the tubes in a dark room Look for preamplifier tubes that do not glow at all or power tubes that glow excessively red Whenever you repl...
Страница 11: ... on your amp is like setting the idle on your car If it s too high or hot it s running away with you and if it s too low or cold it will choke when you step on it The bias is adjusted at the factory in accordance with the type of power tube s installed in your amplifier It is important to point out that tubes of the same type and specification typi cally exhibit different performance characteristi...
Страница 12: ...er is equipped with self biasing circuitry This should be done ONLY at a qualified service center Improper biasing could result in the tubes running too hot which greatly reduces the life of the tubes or too cold which results in distorted sound regardless of level settings Do not play the amplifier if it exhibits these symptoms get the bias checked adjusted immediately to prevent tube failure and...
Страница 13: ...WER HALF POWER CLASS AB CLASS A H OT HEA D 100 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 1 STAND BY BASS MIDDLE MIDDLE BASS PRESENCE VOLUME TREBLE LEVEL GAIN CHANNEL SELECT 0 10 BH100H MASTER CHANNEL TWO F N LOUD 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 INPUT BASS MIDDLE MIDDLE TREBLE LEVEL DRIVE BASS RESENCE VOLUME TREBLE LEVEL GAIN CHANNEL SELECT 0 10 MASTER CHANNEL TWO F N LOUD CHANNEL...
Страница 14: ...SENCE VOLUME TREBLE LEVEL GAIN CHANNEL SELECT 0 10 BH100H MASTER CHANNEL TWO F N LOUD ON OFF FULL POWER HALF POWER CLASS AB CLASS A H OT HEA D 100 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 1 STAND BY BASS MIDDLE MIDDLE BASS PRESENCE VOLUME TREBLE LEVEL GAIN CHANNEL SELECT 0 10 BH100H MASTER CHANNEL TWO F N LOUD ON OFF FULL POWER HALF POWER CLASS AB CLASS A H OT HEA D 100 0 10 0 10 0 10 0 10 0 10 0 10 0...
Страница 15: ... the radio interference regulations of the Canadian Department of Communications Duration per day in hours Sound Level dBA Slow Response Typical Example 8 90 Duo in small club 6 92 4 95 Subway Train 3 97 2 100 Very loud classical music 1 5 102 1 105 Pyotr screaming at Zane and Troy about deadlines 0 5 110 0 25 or less 115 Loudest parts at a rock concert ATTENTION Le présent appareil numérique n ém...
Страница 16: ...formation If you are having a problem with your Blackheart BH100H Hot Head you can go to our website www blackhearteng com and click on Heart Surgery for service information or call 1 800 898 3211 Monday Friday during normal business hours Pacific Time to explain the problem If you are outside of the U S contact your local distributor for technical support and service Correct disposal of this prod...
