Hafler DH-110 manual NON-COMPONENT Back Side

Page 22

KIT PARTS LIST

Minor variations may sometimes be encountered in value or appearance. These will not affect performance. Some items may have been used to package the kit for shipment .

I

Cover, black

 

M S 1 3 8

1

Bottom plate

 

M S 1 3 7

I

Front Panel extrusion, black

ME1 14

1

Front subpanel

M S 1 3 2

1

Back panel, black

M S 1 3 6

2

Side piece

 

M S 1 3 5

1

Power

transformer

TA118

1

PC-12A

circuit board

K B 0 3 7

1

PC-13 circuit board assembly

KF319

1

PC-14C circuit board assembly

K F 3 4 6

2

Cable

 

assembly, interconnect

WA011

1

AC tine cord

 

W A 0 1 6

2

Grommet, U-shape plastic 12”

HRl27

 

Wire,

red, 22 gauge

 

 

Wire, green, 22 gauge

 

 

Wire,

black, 22 gauge

 

 

Wire,

white,

18 gauge

 

 

Wire

 

yellow,

18 gauge

 

 

Wire

blue, 18 guage

 

 

Wire. bare, 18 gauge

 

 

 

 

 

 

 

 

 

 

Bag #1

 

 

Capacitor, 10,000 pF (0.01 uf)

CP111

 

Capacitor, 120 pF

 

 

 

CP112

 

Capacitor, 220 pF

 

 

 

C P I 1 6

 

Lockwasher, X4, external

tooth

H W 1 2 1

 

Nut, volume control, M8

x .75

HKI 14

 

Plug, 15 pin, right angle

 

XM019

 

Resistor, l.lK ohms

 

 

RM025

 

(brown, brown, black, brown)

 

2

Resistor, 22.IK ohms

 

RM035

 

(ted, red, brown, red)

 

 

4

Resistor,

1

megohm

 

 

 

R M 0 4 4

 

(brown, black, black, yellow)

 

 

Set screw, #8 x 3/16"

 

H P 1 2 2

 

Socket, 4 pin bottom entry

XM012

 

Washer, volume control, M8 flat

HWlll

 

LED, red

 

 

 

 

 

 

QD119

 

Shrink

tubing,

1”

 

 

 

HR135

10

Nut, 4-40 KEP

 

 

 

 

HK111

6

Nut, 6-32 KEP

 

 

 

 

 

HKl12

4

Nut, 10-32

KEP

 

 

 

 

HK113

3

Nut, control shaft, M7 x .75

HK115

2

Nut, 3/8"

 

 

 

 

 

 

HK1 19

2

Lockwasher, 3/8"

 

 

 

 

HW118

6

Screw,

4-40

x

5116”

 

 

H A 1 1 3

6

Screw, 4-40 x

5/8",

black

 

HP112

2

screw,

4-40

x

7/8"

 

 

 

HA1 14

6

Screw, 6-32 x

1/2",

black

 

HP1 13

4

Screw, cap head, 10-32 x

1”. black

HPI 14

12

Screw, sheet metal,

#6, black

H P 1 1 6

8

Spacer, threaded, 3/8"

long

 

HZ112

2

Thumb nut, 4-40

 

 

 

 

HKl22

3

Washer, control shaft, M7 flat

H W 1 1 3

4

AC outlet

 

 

 

 

 

Bag #3

XA015

 

 

 

 

 

 

1

Bracket, phone jack

 

 

M S 1 3 3

4

Foot, square plastic

 

 

H R 1 3 4

I

Grommet,

rubber

 

 

 

H R 1 2 8

1

Nut, phone jack, M12 x I

HK117

1

Phonejack

 

 

 

 

 

XZ015

6

Pushbutton, black

 

 

 

HD121

2 4

Socket, phono input

 

 

XP0l I

1

Strain

relief, black

 

 

 

H R 1 4 4

1

Switch, power

 

 

 

 

 

SL112

3

Ties, wire,

nybn

 

 

 

H R 1 3 8

1

W a s h e r , p h o n e

jack, M12 . 2 flat

H W I 19

 

End Caps, regular

 

 

 

MCI11

f

Knobs, flat

 

 

 

 

 

HDll8

4

Knobs, round

 

 

 

 

 

HDl17

 

Audio cable pair

 

 

 

W A 0 1 7

:

End Caps, rack mount

 

M C 1 1 2

1

Fuse, 1/10

ampere

Slo-Blo

 

SF022

I

Wrench,

Allen,

5/32”

cap screw

HZ138

1

Wrench, Allen,

+8

set screw

HZ139

NON-COMPONENT (BACK) SIDE

22

Image 22
Contents Preamplifier Specifications Phono Preamp SectionIntroduction AdditionalPower Connections Operation Mono Switch Proper Soldering ALL Solder Used Must be Rosin Core Building the KIT With the front lug, and the #6 lug at the top. InsertPage Page Ight Phono Left PHON’ Co 0 Page If a Problem Arises AC Line Connections for Overseas USEAdditional Information Rl Value Kohms Desired Load KohmsMinimizing Noise in the System Functional Block Diagram Component Values Power Supply I5L NON-COMPONENT Back Side Service Policy and Limited Warranty Warranty for Factory Assembled Units

DH-110 specifications

The Hafler DH-110 is a revered preamplifier recognized for its remarkable performance and versatility in the audio industry. First launched in the early 1980s, the DH-110 developed a reputation for delivering high-quality sound reproduction, making it a favorite among audiophiles and home theater enthusiasts alike.

One of the key features of the Hafler DH-110 is its dual-mono design, which ensures that the left and right channels are processed independently. This configuration helps to eliminate crosstalk and maintain clarity, particularly in complex musical passages. The DH-110 employs high-quality components throughout its circuitry, including metal film resistors and film capacitors, which contribute to a clean signal path and minimize distortion.

The preamplifier offers a wide range of inputs, accommodating various sources such as turntables, CD players, and tape decks. The inclusion of a phono stage for both moving magnet and moving coil cartridges is a standout feature, allowing vinyl enthusiasts to achieve optimal sound quality from their records. This versatility is enhanced by selectable input sensitivity, ensuring that each source can be tailored for the best performance.

Additionally, the DH-110 supports tone control, featuring bass and treble adjustments that enable users to dial in their desired sound signature. While some audiophiles prefer a pure, unaltered sound, the option to adjust bass and treble can be appealing for customizing the listening experience.

The design of the DH-110 exudes classic elegance, incorporating a simple yet functional aesthetic with a robust chassis designed to minimize resonance. The front panel includes clearly labeled knobs and buttons, ensuring ease of use during operation.

In terms of connectivity, the Hafler DH-110 includes both tape monitoring loops and multiple outputs, allowing seamless integration into existing audio systems. The preamplifier can be connected to various power amplifiers, delivering a balanced audio experience that meets the demands of both casual listeners and serious audiophiles.

In conclusion, the Hafler DH-110 is a testament to quality engineering, offering superior performance, versatility, and user-friendly operation. Its combination of advanced technologies, including a dual-mono architecture and high-grade components, make it a timeless choice for anyone seeking to enhance their audio experience with a reliable preamplifier. Whether for home theater use or critical listening, the DH-110 continues to be a solid investment for audio enthusiasts.