Madrigal Imaging Dual Monaural Power Amplifier ユーザーズマニュアル
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Table of contents
Unpacking and placement ....................................................................... 1
Unpacking ................................................................................................. 1
Placement ................................................................................................. 1
Ventilation ................................................................................................. 1
Custom installations .................................................................................. 1
Placement ................................................................................................. 1
Ventilation ................................................................................................. 1
Custom installations .................................................................................. 1
Voltage selection ........................................................................................ 2
Figure 1: Rear-panel label .................................................................... 2
Signal connections ..................................................................................... 3
Connectors ............................................................................................... 3
Cables ........................................................................................................ 3
Connection methods and operating modes ....................................... 3
Single-ended normal (non-inverting) operation ................................... 3
Cables ........................................................................................................ 3
Connection methods and operating modes ....................................... 3
Single-ended normal (non-inverting) operation ................................... 3
Figure 2: Connections for single-ended normal (non-inverting)
operation ......................................................................................... 3
Figure 3: Female input connector ....................................................... 4
Single-ended inverting operation .......................................................... 4
Figure 4: Connections for single-ended inverting operation ........... 4
Balanced normal (non-inverting) operation ......................................... 5
Figure 5: Connections for balanced normal (non-inverting)
operation ......................................................................................... 5
Speaker connections ................................................................................. 6
Speaker cables ......................................................................................... 6
Lug connection ........................................................................................ 6
Lug connection ........................................................................................ 6
Figure 6: Spade and hook lugs ............................................................ 6
Pigtail connection .................................................................................... 6
Figure 7A: Pigtail connection ............................................................... 6
Figure 7B: Pigtail connection ............................................................... 7
Figure 7C: Pigtail connection .............................................................. 7
Figure 7B: Pigtail connection ............................................................... 7
Figure 7C: Pigtail connection .............................................................. 7
Connecting the speakers ........................................................................ 7
Power connection ....................................................................................... 8
Connecting the AC power cord ............................................................ 8
Figure 8: AC power cord polarity ........................................................ 8
Performance tips ...................................................................................... 8
Protection circuitry ................................................................................... 8
Protection circuitry ................................................................................... 8
Bridged operation ....................................................................................... 9
Balanced bridged operation .................................................................. 9
Figure 9: Connections for balanced bridged operation ................. 9
Figure 10: Balanced bridging cable ................................................. 10
Figure 10: Balanced bridging cable ................................................. 10
Single-ended bridged operation ......................................................... 10
Figure 11: Connections for single-ended bridged operation ........ 10
Figure 12: Single-ended bridging cable ........................................... 11
Figure 12: Single-ended bridging cable ........................................... 11
Care and maintenance ........................................................................... 12
Cleaning .................................................................................................. 12
Fuses ......................................................................................................... 12
Fuses ......................................................................................................... 12
Specifications ............................................................................................ 13
Dimensions ................................................................................................. 14
Figure 13A: Dimensions, Nº29, top view ............................................ 14
Figure 13B: Dimensions, Nº29, side view ............................................ 14
Figure 13B: Dimensions, Nº29, side view ............................................ 14