Mesa_boogie pmn Manuel d'utilisateur

OOGIEBMESAOwner's ManualSeries 2

As Channel 1’s MIDDLE Control is swept past 1:00, it quickly starts to add gain in these midrange frequencies adding cut and punch. As the top end of

MASTER: This control is the master feed from the end of the pre-amp to the driver stage and the Effects Loop. As you can see each Channel is fi tted

SOLO: This control can only be activated if the correct Footswitch is connected to the Footswitch DIN jack. SOLO is an additional fi nal output leve

SLAVE OUT: This 1/4” jack provides a signal derived from the speaker jack. Perfect for using the RECT-O 50 as a master pre-amp, or additional power a

PAGE 10BIAS SELECT: (Continued) chording or soloing, to an all out high gain crunch or lead sound. Players that use mostly these types of sounds ma

CHANNEL SELECT: This switch simply allows you to switch between the two channels (CHANNEL 1 and CHANNEL 2) without using the Channel Select Footswit

PAGE 12 FACTORY SAMPLE SETTINGSHEAD VERSION SHOWN MASTERGAINTREBLEMIDPRESENCE BASSSOLOOUTPUTMASTERGAINTREBLEMIDPRESENCE BASSSOLOOUTPUTMASTERGAINTREBLE

PAGE 13MASTERGAINTREBLEMIDPRESENCEBASSOUTPUTMASTERGAINTREBLEMIDPRESENCEBASSOUTPUTPRESENCEBASSMIDTREBLEGAINMASTERCH2CH1CH2CH1BASSGAINMASTERPRESENCETREB

PAGE 14SOUND 1SOUND 2SOUND 3SOUND 4 PERSONAL SETTINGS PAGE HEAD VERSION SHOWN MASTERGAINTREBLEMIDPRESENCE BASSINPUTCLEANPUSHEDMODERNRAWSOLOOUTPUTCH2CH

PAGE 15SOUND 1SOUND 2SOUND 3SOUND 4 PERSONAL SETTINGS PAGE COMBO VERSION SHOWN GAINMASTERPRESENCEBASSTREBLE MIDCH2CH1INPUTCLEANPUSHEDMODERNRAWOUTPUTVI

Hello from the Tone Farm...You, smart player and all around intuitive human, have put your trust in us to be your amplifier company. This is something

PAGE 16RECT-O-VERB / SOLO 50 6L66L6PARTIAL VIEW OF LARGE TRANSFORMER12AX7REAR OF CHASSIS (HEAD VERSION)NOTE: POWER TUBES ARE HOT ! BEFORE CHANGINGT

PAGE 17SPEAKER IMPEDANCE MATCHING & HOOK-UP GUIDE:IMPEDANCE: Wiring up speakers to provide the most effective load and making sure that all of t

PAGE 18SPEAKER IMPEDANCE MATCHING & HOOK-UP GUIDE: (Continued)PARALLEL: When wiring in parallel, the resistance of the speakers decreases. Two

PAGE 1912544 Ohm Cabinet38 OHM 4 OHM 4 OHMPartial back view of some Mesa amp8 Ohm CabinetSAFE MISMATCH WIRING SCHEMES...Amplifier to Speaker Cabin

PAGE 208 OHM 4 OHM 4 OHMPartial back view of amplifier8 Ohm Cabinet8 Ohm Cabinet68 Ohm Cabinet16 Ohm Cabinet84 OHM 4 OHM 8 OHMPartial back vie

PAGE 214 OHM 4 OHM 8 OHMPartial back view of amplifier8 Ohm Cabinet8 Ohm CabinetSERIES BOX16 Ohm8 Ohm8 Ohm8 Ohm Cabinet10SAFE MISMATCH124 OHM 4

PAGE 224 OHM 4 OHM 8 OHMPartial back view of amplifier8 Ohm Cabinet8 Ohm CabinetSERIES BOX16 Ohm8 Ohm8 Ohm16 Ohm Cabinet13SAFE MISMATCH WIRING S

PAGE 23TUBE NOISE & MICROPHONICS: You may occasionally experience some form of tube noise or microphonics. Certainly no cause for alarm, this qu

PAGE 24DIAGNOSING PRE-AMP TUBE PROBLEMS: Because your amplifi er is an all tube design, it is quite possible that you will at some point experience m

PAGE 25...( ) ( ) ( ) ,( , ) ( ) PLATEStructure of a 6L6 / 5881 Beam Power Pentode.BEAM-C

PrecautionsOVERVIEW 1/2INSTANT GRATIFICATION(2 DEMONSTRATION SETTINGS) 2CHANNEL / MODE SELECTCHANNEL 1: CLEAN & PUSHED 3CHANNEL 2: RAW, VINTAGE

PAGE 26BIAS ADJUSTMENT: (Continued) control grids. Voltage and current are NOT the same. Current is the AMOUNT of electricity, the “quantity” — and

PAGE 27BIAS ADJUSTMENT: (Continued) Again, this has some merit .. but it’s still not as good as using tubes that are matched in the fi rst place beca

PAGE 28ON TRIODES, PENTODES & IRISHMEN:With apologies to Friends and Relatives from the Emerald Isle - who will make their appearance soon enough

PAGE 29ON TRIODES, PENTODES & IRISHMEN: (Continued) Thus a diode tube - one with a cathode and an anode - is mostly used to rectify alternating

PAGE 30PENTODES: (Continued) Thus the proper cocktail waitress - visible through the louvers - is scantily clad so as to be all the more effective

PAGE 31INPUTCLEANPUSHEDMODERNRAWPOWERONONSTANDBYGAINTREBLEMIDPRESENCEBASSMASTERSOLO OUTPUTCH 2CH 1FRONT VIEW HEAD VERSION:BOTH SWITCHES pt #600631LIG

 ank you for trusting MESA/Boogie to be your amplifi er company.  ank you for trusting MESA/Boogie to be your amplifi er company.  ank youWe wis

1317 Ross Street Petaluma, CA 94954 USAPhone: (707) 778-6565 Fax: (707) 765-1503The Spirit of Art in Technology 09/18/06

PRECAUTIONS & WARNINGSYour MESA/Boogie Amplifier is a professional instrument. Please treat it with respect and operate it properly.USE COMMON SE

Congratulations on your choice of the SINGLE RECTIFIER 50 Series 2amplifi er. You have purchased a handbuilt instrument of the fi nest quality and craft

PAGE 2FRONT PANEL:First familiarize yourself with the layout of the Front Panel. Next, remove the footswitch from the transport pouch located inside t

Each channel of your amplifi er contains different modes of operation that may be selected depending on your application. In this way you may decide to

PAGE 4MODERN: Aggressive. This is the word that best describes the menacing power of the RECT-OS’ most rebellious of all modes. RECT-OS’ most rebell

2.) GAIN - In conjunction with the Tone Controls - Basically, a simple rule applies...as the Gain is increased the Tone control string has less and l