From: "Saved by Internet Explorer 11" Subject: Magnus Eventide page Date: Thu, 10 Apr 2014 10:28:54 -0700 MIME-Version: 1.0 Content-Type: text/html; charset="Windows-1252" Content-Transfer-Encoding: quoted-printable Content-Location: http://rubidium.dyndns.org/~magnus/synths/companies/eventide/ X-MimeOLE: Produced By Microsoft MimeOLE V6.1.7601.17609 Magnus Eventide page=20 =20 =20

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H949 User and Service Manual

Front sheets

I=20 Front cover
II=20 Warranty Page
III=20 Warranty Registration Form (now slightly out of date)=20

User Manual

1=20 Tables of Content, Introduction
2=20 Control Description, Power On/Off, Line In/Out
3=20 Input Level Control and Indicator Group, Repeat Control, Feedback = Control=20 Group
4=20 Delay Only Output (MSEC) Switch Group, Pitch Control/Readout Group
5=20 Function Select Switch Group
6=20 Pitch Control Group
7=20 Delay/Random/Flange/Reverse Functions
8=20 Main Output (MSEC) Delay Set Switch Group, Algorithm Select 1/2
9=20 Remote Control, Voltage Control of Pitch Ratio
10=20 Resistive Control of Pitch Ratio, Frequency Control of Pitch Ratio
11=20 Rear Panel Connectors, Grounding
12=20 (cont)
13=20 (cont)
14=20 (cont)
15=20 HK940 - Keyboard fpr Eventide Harmonizer Model H910 and H949
16=20 (cont)

Technical Section

TS=20 D i Tables of Content, Introduction
TS=20 D ii (cont)
T1=20 Alignment Instructions
T2=20 (cont)
T3=20 Service Section, Introduction to Service Section
T4=20 (in=20 200 DPI) Power Supply
T5=20 HA931 basic layout
T6=20 Audio Processing, Input Processing, Output Processing, Pitch Change = Timing and=20 Control Circuitry
T7=20 Read Fifo Clock Select, Voltage Controlled Oscillator (VCO)
T8=20 (cont)
T9=20 Single Side Band Generator - SSB
T10=20 Voltage Controlled Quadrature Oscillator
T11=20 Pseudo Random Noise Generator, Tape Capstan Drive, Audio Level = Display
T12=20 HD921 basic layout
T13=20 Master Oscillator, Program Counter, Timing PROM, Central Processing Unit = (CPU)
T14=20 Micro-Instruction (uINST) PROMs
T15=20 Conditional Micro-Instructions, Conditional CPU Register Addresses
T16=20 Status Flags, CPU Data Input, CPU Analog Output
T17=20 11x16k Dynamic RAM Array, Analog-To-Digital Converter (ADC), Delay Only=20 Output
T18=20 Fixed Delay Output, First-In First-Out (FIFO) Registers, Main Output = DAC
T19=20 Main Output Reference Voltage
T20=20 HP941, Input Level, Feedback, Delay Set Switches, Function Select, = Algorithm=20 Select
T21=20 Control Mode Select, Pitch Ratio Readout
S1=20 Master Block Diagram
S2=20 Input Audio Processing, Output Audio Processing
S3=20 Pitch Change Timing & Control, System Timing & Central = Processing=20 Unit
S4=20 (in=20 200 DPI) HA931 1/6 - Input Audio Processing
S5=20 HA931 2/6 - Output Audio Processing
S6=20 HA931 3/6 - Voltage Controlled Oscillator and Read FIFO Clock = Select
S7=20 HA931 4/6 - Single Side Band Generator
S8=20 HA931 5/6 - Function Select Logic, Audio Level Indicators, Pseudo Random = Noise=20 Generator, Capstain Drive and Display Timing Circuitry
S9=20 HA931 6/6 - Power Supply
S10=20 HD921 1/7 - Master Oscillator, Program Counters and Analog-To-Digital=20 Converter
S11=20 (in=20 200 DPI) HD921 2/7 - Timing and Micro-Instruction Programmable=20 Read-Only-Memories (PROMs)
S12=20 HD921 3/7 - CPU Status Flags and Conditional uINSTR Logic
S13=20 HD921 4/7 - 16-bit Central Processing Unit (CPU) and 11x16k Dynamic = Random=20 Access Memory Array (RAM)
S14=20 HD921 5/7 - Data PROM, CPU Analog Out and RAM Address and Timing
S15=20 HD921 6/7 - FIFO Array and Timing, Main Output DAC
S16=20 HD921 7/7 - Main Output Reference Voltage and Delay Only DAC
S17=20 HP941 1/2 - Audio Control and Delay Set
S18=20 HP941 2/2 - Function Select, Control and Display
S19=20 (in=20 200 DPI) dbx Model 303C Type II schematic
S20=20 Inter-Board Connectors
S21=20 Ribbon Cable Harnesses
S22=20 Integrated circuits used in H949 Harmonizer
S23=20 (cont)
S24=20 (cont)
S25=20 (cont)
S26=20 Last Page - The End

Magnus = Danielson <cfmd at bredband dot=20 net>