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EDB-2 H.E
headway EDB-2 H.E User Manual
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EDB-2 H.E
Equaliser Direct Blender – 2 Channel Pre-amplifier &
Harmonic Enhancer
INSTRUCTION MANUAL
New for 2020
•
Acoustic Pre-Amplifier, EQ’s, D.I, Anti-Feedback,
Blender,
Phantom
&
Harmonic
Enhancer
–
For
Pickups
&
Microphones via Battery or D.C Powering
•
SUPERIOR ACOUSTIC AMPLIFICATION & CONTROL
2
Table of Contents
Edb-2 H.e Principles
5
Contents of Edb-2 H.e Retail Packaging Box
6
Manual Contents / Index
7
Features Diagram Top Panel
9
EDB-2 H.E Side Panel
10
EDB-2 H.E Front Panel
10
EDB-2 H.E Rear Panel
10
EDB-2 H.E Bottom Panel
11
Safety Precautions & Operation
12
Earth Protection & Grounding
12
Mains Protection
12
Prevention of Shocks & Damage
13
Venue Waring
13
Microphone Safety
13
Cable & Amp Placement Warning
13
Minimising Plug in Noises
14
Servicing, Repair & Returns
14
Product Liability
15
Consequential Loss
15
Personal Injuries
16
Storage & Transport Advice
17
Edb-2 H.e Power on
18
Quieter Switch to Live Sound
18
Pickup & Microphone Types to Interface
18
Active ( Powered ) Piezo under Saddle Pickup
19
Ebony Floating Bridge for Archtop Guitar
20
Passive Piezo Cable or Co-Axial Cable under Saddle
20
The Band & Band2
20
Active Magnetic Sound-Hole Pickups
20
Active Piezo Contact Pickups
22
Transducers or Contact Pickups
22
Passive Piezo Ceramic
23
Passive Flexible “Piezo Film”
23
Passive Magnetic Sound-Hole Pickups
23
True Condenser or Ribbon Microphones
23
Dynamic Microphones
24
Cable / Leads Notes
24
Leads for Passive Pickups
24
Leads for Active Pickups
25
D.I. Balanced Leads
25
Ch.1. Jack Input
25
Rotary Pot Controls -Located on Top
26
Gain Controls
26
Noise Notes
27
Gain & Master - Joint Operation
27
Interactive 5 Band Eq
28
Typical Eq Requirements
29
Boosting Eq
30
What Determines Tone?
30
Eq Controls - Rotary Pots
30
Bass Control
30
Low MID Control
31
Hi MID Control
32
Presence Control
32
Treble Control
33
Harmonic Enhancer H.e.a.t
34
Piezo Pickups
34
Magnetic Pickups
35
Channel 2 & Microphone Use
35
Inputs - Located on Front End
35
Stereo Jack Input
35
MIC Input Xlr
36
On/Off Microphone Switching
37
Microphone Use Notes
37
Microphone Mounting - Inside or Out?
37
Testing or Performance?
38
Blending
38
Positioning
39
Goosenecks
39
Anti-Feedback Electronic Devices
39
Polar Patterns
40
Free Standing Full Sized/Large Diaphram
40
Dpa
40
Reverb
40
Way Phantom Switch
42
Phantom Power Constraints
42
Notch Filter Controls
43
Anti-Feedback
43
Notch-Q Control
44
Notch Frequency Selector
44
Notch Filter Switches
44
Notch Filter in Use
44
How to Sweep out Unwanted Low End Bass
45
Excessive or Problematic Heavy Midrange
45
Feedback Peak / Spikes & Feedback
45
Range Controls
46
3 Way Slider Switches
46
Range Settings
47
Bass
47
Guitar
47
Violin
47
Stringed Instruments
48
Rock Acoustic
49
Two Guitar MIX
50
Phase Reverse
50
Send & Return - Fx Loop
50
AUX in / Ipod
51
Master Volume Control
51
Line out - Jack Socket
52
D.I Balanced Output Via Xlr
52
Powering Options
52
Battery Powering
53
Lifespan of Batteries in Edb-2 H.e When Powered on
54
Alkali
54
Zinc Chloride or Manganese
54
Low Battery Indicator Led
55
PSU Power Supply 18V D.C. Adapter
56
Specifications of Edb-2 H.e
56
Physical Specifications
56
Electrical Specifications
57
"Range" 3 Way Switch
58
Phantom Powering of All Present
58
Phantom Power to in Jack
58
Current Draw
58
Output
59
Power Supply Unit
59
Trouble-Shooter Checklist
61
Avoiding Acoustic Feedback & Room Resonances
61
Uneven String Amplification
63
Poor Sound
64
Intermittent
66
Lack of Signal
66
Persistent Problems
68
Headway Latest New Products
68
Headway Existing Products Include
69
Headway Policy of Continuous Improvement
70
4
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headway EDB-2 H.E Specifications
General
Brand
headway
Model
EDB-2 H.E
Category
Recording Equipment
Language
English
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