1084 User Manual
Contents
1. AM5028 Wiring Diagram AM5033 Assembly Drawing AM5033 Wiring Diagram E10006 Block Diagram EH10023 Circuit Diagram PL10182 C Assembly Drawing D 10019C Circuit Diagram PL10205 Assembly Drawing D 10042 Circuit Diagram BA211 Assembly Drawing D 10048 Circuit Diagram PL10283 Assembly Drawing EX10283 Circuit Diagram PL10284 Assembly Drawing EX10284 Circuit Diagram EK20033 Wiring Diagram EK20065 Wiring Diagram EK20066 Wiring Diagram EK20105 Wiring Diagram Page 14 1073 amp 1084 Channel Amplifiers Schematic Drawing Index 1084 Module 1084 Channel Amplifier PL31084 C High Pass Filter PL10182 A Low Pass Filter PL10194 A HF LF EQ Frequency PL10205 Presence Frequency PL10211 A Mic Line Output PL10283AV Mic Amp EQ Amp PL10284 Sensitivity Switch PL20033 Low Frequency Switch PL20065 Presence Switch PL20105 High Frequency Switch PL20106 HP LP Filter Switch PL20107 User Guide Issue 5 1 Service Information EB20039 Block Diagram EH10036 Circuit Diagram PL10182 A Assembly Drawing D 10019A Circuit Diagram PL10194 A Assembly Drawing D10031 A Circuit Diagram See 1073 drawing section PL10211 A Assembly Drawing D 10048 A Circuit Diagram See 1073 drawing section See 1073 drawing section See 1073 drawing section See 1073 drawing section See 1073 drawing section EK20106 Wiring Diagram EK20107 Wiring Diagram Page 152. Module High Frequency Low Frequency Mid Frequency High Pass Filter Low Pass Filter EQL Button EQL PHASE Phase Button User Guide Issue 5 1 Amplifier Controls Smooth 16dB shelving wit selectable frequencies of 10kHz 12kHz and 16kHz Smooth 1 6dB shelving with selectable frequencies of 35Hz 60Hz 110Hz amp 220Hz Smooth 12dB or 18dB peaking with switchable High QI selectable centre frequencies of 0 36kHz 0 7kHz 1 6kHz 3 2kHz 4 8kHz 8 7 2kHz 18dB per octave slope switchable between 45Hz 70Hz 160Hz 8 360Hz 18dB per octave slope switchable between 6kHz 8kHz 10kHz 14kHz amp 18kHz Switches the equaliser in or out of circuit Gives 180 Phase change at Balanced Output Page 8 1073 amp 1084 User Manual Specifications 1073 and 1084 Modules Microphone Input Line Input Output Distortion Frequency Response Noise User Guide Issue 5 1 Input Impedance 30002 or 12000 gain 80db to 20dB in 5dB steps Input Impedance 10 000Q bridging gain 20dB to 10dB in 5dB steps Both inputs are transformer balanced and earth free Maximum output is gt 26dBu into 6000 Output impedance is 759 O1kHz Output is transfomer balanced and earth free Not more than 0 07 from 50Hz to 10kHz at 20dBu output 80kHz bandwidth into 6000 0 5dB 20Hz to 20kHz 3dB at 40kHz Eq Out Not more than 83dBu at all Line gain settings Eq In Out 2
3. high pass filter in both the 1073 amp 1084 modules is a passive design and as such must be correctly terminated to achieve a maximally flat response In order to achieve this there is a 5k1 resistor fitted inside the module on the back connector between pin E Ov and pin K fader send see diagram below In situations where the fader connection is not used most Neve 45 series consoles except BCM1 0 s then the resistor remains in place In situations where the fader connection is used BCM10 s and AMS Neve 1073 1084 racks then the 5k1 resistor should be disconnected and replaced with a fader or potentiometer whose value is 4k7 5k ohms Failure to do so will result in incorrect levels and uneven frequency response User Guide Issue 5 1 Page 1 1073 amp 1084 User Manual AM5028 The 1073s and 1084s are available as stand alone modules or in a choice of two housings The 3U rack houses two modules mounted horizontally in a 19 rack mounting unit The 5U rack houses eight modules mounted vertically in a 19 rack mounting unit Both have rear panels with XLRs for transformer balanced I O The 3U rack rear panel has a fused voltage selector IEC mains input connector The 5U rack has a free standing AC supply with a fused voltage selector IEC mains input connector and connects to the rack via a connector and a 1 5 meter cable Modules of any combination can be fitted into a rack unit Additional Information Rack M
4. input connector The 5U rack has a free standing AC supply with a fused voltage selector IEC mains input connector and connects to the rack via a connector and a 1 5 meter cable The mains switch on the rear panel of the 3U rack unit is non illuminating The CH chassis and OV are linked internally DC Power Supply Indicators rack units The red LED on the front panel of both 3U and 5U rack units indicates 24V power healthy when illuminated The green LED on the front panel of both 3U and 5U rack units indicates 48V power healthy when illuminated User Guide Issue 5 1 Page 4 1073 amp 1084 User Manual Phantom Power Phantom Power Phantom power can be supplied to each module by pressing the phantom power switch on the front panel of the 3U or 5U rack The LED in the switch will illuminate confirming that phantom power is supplied Output Level Control Each channel has an independent Output Level Control The control is post input post EQ and pre output This control can reduce the level at the output When the Output Control is fully clockwise the output gain is unity The output is 20dB down with the control in the mid position Modules In Transit Please note that the designs of the AMS Neve classic modules and racks are to the original Neve specifications and are not designed to withstand transit Should you wish to move the rack from one location to another for example shipping to another studio loca
5. 1073 amp 1084 Channel Amplifiers Contenis Introduction 1 High Pass Filter resistor modification 1 Important Note 1 Installation 2 Dimensions 3 Power Requirements 3 Mains Supply rack units DC Power Supply Indicators rack units Phantom Power 4 Output Level Control 4 Connector Details 5 Amplifier Controls 6 1073 Module 6 1084 Module Specifications 8 1073 and 1084 Modules 8 Recall Sheets 9 1073 Vertical Module 9 1073 Horizontal Module 10 1084 Vertical Module 11 1084 Horizontal Module 12 Service Information 13 Schematic Drawing Index 1073 1084 Racks 13 Schematic Drawing Index 1073 Module 13 Schematic Drawing Index 1084 Module 14 User Guide Issue 5 1 Page i 1073 amp 1084 User Manual AM5028 These 45 series modules are the same as the original designs and contain all of the original components 1073 Channel Amplifiers These very popular sounding mic pre s are considered by many to capture the very essence of the Neve sound In manufacture since the early 1970s the Class A design offers 3 bands of EQ with one fixed high frequency and a high pass filter 1084 Channel Amplifiers Based on the same technology as the 1073s the 1084s again deliver the unique sound and quality of Neve However the 1084s offer additional features including 3 switchable EQ bands with cut and boost a high Q for presence and low pass high pass filters High Pass Filter resistor modification Important Note The
6. 2 Hz to 22kHz bandwidth EIN better than 125dBu 60dB gain Page 9 1073 amp 1084 User Manual Recall Sheets 1073 Vertical Module 09290 ooo o o O o Oo o o EQL PHASE Qe User Guide Issue 5 1 Page 10 Recall Sheets 1073 amp 1084 User Manual 1073 Horizontal Module Page 11 User Guide Issue 5 1 1073 amp 1084 User Manual Recall Sheets 1084 Vertical Module User Guide Issue 5 1 Page 12 Recall Sheets 1073 amp 1084 User Manual 1084 Horizontal Module ZH ZH OLL ei o O O ZH me gL 440 L O sy 0005 o o o o o bo 02 SEO OSE 00 osr 9LO 9 O oo oo o 9 430 0440 ZL 440 O IH O oo O O O o o O O O O 8 09 O _ 5 ZH O DD ap OG OF OIN 3305 000 o o 0L 0 Oo Or O O o 00 005 o O O qo O O O oz ANI Page 13 User Guide Issue 5 1 1073 amp 1084 User Manual Service Information Service Information Schematic Drawing Index 1073 1084 Racks 3U Horizontal Rack AM5028 5U Vertical Rack AM5033 Schematic Drawing Index 1073 Module 1073 Channel Amplifier PL31073 C High Pass Filter PL10182 C HF LF EQ Frequency PL10205 Presence Frequency PL10211 Mic Line Output PL10283AV Mic Amp EQ Amp PL10284 Sensitivity Switch PL20033 Low Frequency Switch PL20065 HP Filter Switch PL20066 Presence Switch PL20105 User Guide Issue 5 1 AM5028 Assembly Drawing
7. oltage figure is under the white arrow on the housing 4 Replace fuse Dimensions Stand alone Modules Width Height Depth Approx mm inches mm inches mm inches Weight kg Ibs 1073 Module 45 1 8 222 8 75 254 10 2 5 5 5 1084 Module 45 1 8 222 8 75 254 10 2 5 5 5 19 Rack Mounting U Depth Height Approx Weight mm inches mm inches kg Ibs 2 Module Version 3 405 16 133 5 25 11 24 2 8 Module Version 5 405 16 222 8 75 30 66 Fully populated rack User Guide Issue 5 1 Page 3 1073 amp 1084 User Manual Power Requirements Power Requirements Rack Units 3U 5U Rated Voltage 100 230V AC 100 230V AC Rated Frequency 50 60 Hz 50 60Hz Rated Current 0 5A Max 0 8A Max Primary Protection Fuse Operating Voltage 100 230V AC 100 230V AC Fuse Rating and Type TO 5A H250V TIA H250V 20mm x 5Smm CERAMIC 20mm x 5Smm CERAMIC Location IEC Mains connector IEC Mains connector Secondary Protection Fuse Output Voltage 24V DC Fuse Rating and Type T2 0A L250V 20mm x 5mm GLASS Location F1 Output Voltage 48V DC Fuse Rating and Type T 250mA L250V 20mm x 5mm GLASS Location F2 Modules Power 1073 Module 106mA 10mA at 24V DC Negative Earth 1084 Module 106mA 10mA at 24V DC Negative Earth Mains Supply rack units The 3U rack has a fused voltage selector IEC mains
8. ount Instructions A Elevated Operating Ambient If installed in a closed or multi unit rack assembly the operating ambient temperature of the rack environment may be greater than room ambient Therefore consideration should be given to installing the equipment in an environment compatible with the maximum ambient temperature Tma specified by the manufacturer B Reduced Air Flow Installation of the equipment in a rack should be such that the amount of air flow required for safe operation of the equipment is not compromised C Mechanical Loading Mounting of the equipment in the rack should be such that a hazardous condition is not achieved due to uneven mechanical loading D Circuit Overloading Consideration should be given to the connection of the equipment to the supply circuit and the effect that overloading of the circuits might have on overcurrent protection and supply wiring Appropriate consideration of equipment nameplate ratings should be used when addressing this concern E Reliable Earthing Reliable earthing of rack mounted equipment should be maintained Particular attention should be given to supply connections other than direct connections to the branch circuit e g use of power strips Recommended Tma 50 deg C User Guide Issue 5 1 Page 2 1073 amp 1084 User Manual Dimensions Mains Voltage Adjustment 1 Switch off unit 2 Remove fuse 3 Tum inner barrel with screwdriver or coin until correct v
9. tion or returning the rack to a repair center for servicing please remove all installed modules from the rack and package the rack and each module separately in packaging suitable to withstand the intended transit If modules are installed in a rack while in transit damage to the internal edge connectors may occur User Guide Issue 5 1 Page 5 1073 amp 1084 User Manual Connector Details Connector Details Standalone 1073 amp 1084 Module Wiring to 18 way Free Plug To Pin V A Hi Mic I P 20dBu B Lo C DO E o OV AA F Hi Line I P H Lo JO To Pin V i Technical Earth Link U Z O o lt Unbalanced O P Hi BALOPP 8 Lo T To Pin V Uc 24v at 106mA User Guide Issue 5 1 Page 6 1073 amp 1084 User Manual Amplifier Controls Amplifier Controls 1073 Module High Frequency Smooth 1 6dB fixed frequency shelving at 12kHz Low Frequency Smooth 16dB shelving with selectable frequencies of 35Hz 60Hz 110Hz amp 220Hz Mid Frequency Smooth 18dB peaking fixed Q with selectable centre frequencies of 0 36kHz 0 7kHz 1 6kHz 3 2kHz 4 8kHz amp 7 2kHz High Pass Filter 18dB per octave slope switchable between 50Hz 80Hz 160Hz amp 300Hz EQL Button Switches the equaliser in or out of circuit Phase Button Gives 180 Phase change at Balanced Output e OFF 50 80 f7 z De E 300 18 User Guide Issue 5 1 Page 7 1073 amp 1084 User Manual 1084
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