Samson MDR User Manual

PRO

2 T IN 2 T OU T

2 T TO M I X

C R

M IX

M ON O OU T

C /R OO M +PH O N E S

M IX /2 T

R IG H T R IG H T

A UX 2 O U T

LE F T R IG H T LE F T RIG H T

M ON O OU TA UX 1 O U T L E FT LE F T

0 1 0

L RM IXP H ON E S

C HA N N E L 1

C HA N N E L 2

C HA N N E L 3

C HA N N E L 4

C HA N N E L 5 /6

M IC /L IN E 2

M IC /L IN E 4

M IC /L IN E 5 /6

M IC /L IN E 7 /8

C HA N N E L 7 /8

R LI N E IN

12 K

M F

2. 5 K

1010

5155

80 H z

5155

1010

LO CU T

PA N

A UX 1

M ON

0 1 0

A UX 2

DS P

0 1 0

12 K

M F

2. 5 K

1010

5155

80 H z

5155

1010

LO CU T

12 K

M F

2. 5 K

1010

5155

80 H z

5155

1010

LO CU T

PA N

A UX 1

M ON

0 1 0

A UX 2

DS P

0 1 0

PA N

A UX 1

M ON

0 1 0

A UX 2

DS P

0 1 0

12 K

M F

2. 5 K

1010

5155

80 H z

5155

1010

LO CU T

12 K

M F

2. 5 K

1010

5155

80 H z

1010

5155

1010

B A L

A UX 1

M ON

A UX 2

DS P

12 K

M F

2. 5 K

1010

5155

80 H z

1010

5155

B A L

A UX 1

M ON

0 1 0

1010

A UX 2

DS P

0 1 0

PA N

A UX 1

M ON

0 1 0

A UX 2

DS P

0 1 0

30 40

15 15

30 40

15 15

30 40

15 15

30 40

15 15

30 40

15 15

30 40

15 15

30 40

DI G IT A L EF F E C T S

M A S T E R S E C T IO N

0 1 0

M A X I MU M D Y N A MI C R A N G E

-2 660+26

GA I N

CL IP

-2 660+26

GA I N

CL IP

-2 660+26

GA I N

CL IP

-2 660+26

GA I N

CL IP

R EC

R EC R EC

R EC

M IC /L IN E 1 M IC /L IN E 3

DIGITALEFFECTS

DSP

BIT

DS P TO M O N

S E LE C T

PO W E R+4 8V

PE A K

-6

-1 2

-2 0

1 LA R G E H A L L 2 M E D IU M H A L L 3 LA R G E R O O M 4 V O C A L R M . 5 V O C A L R M . 2 6 C H OR U S +R E V E R B 7 C H OR U S +D E L A Y 8 S T AI R W E LL

DS P

PE A K

A UX

R ET 1

A UX /D S P

R ET 2

0 10

3 6

HARD DISK

MODE

POWER PHANTOM

AC ADAPTOR

ON ON

CAUTION

RISK OF ELECTRICAL SHOCK

DO NOT OPEN

RISQUE DE SHOCK ELECTRIQUE

NE PAS OUVRIR

CAUTION: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK

DO NOT REMOVE BOTTOM COVER NON SERVICEABLE PARTS INSIDE

DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE

REFER SERVICING TO QUALIFIED PERSONNEL

SERIAL NUMBER :

MADE IN CHINA

DESIGNED AND ENGINEERED IN THE UNITED STATES BY SAMSON TECHNOLOGIES

www.samsontech.com

POWER

MA X I M U M D Y N A M I C R A N G E

AUX 1 RET AUX 2 RET

MIXERS

TYPE:

MIXERS

PRODUCT SPECIFICATION SHEET

PRODU CT DESCR IPTI ON

MIXER

MDR 8

SERIE S

MDR MIXERS

FRONT PA NEL

BACK PAN EL

CATEGO RY

GENERAL DESCRIPTION

The MDR8 is an eight channel mixer, with six low noise microphone pre-amps, and built-in 24 BIT DSP effects processor. The MDR8 also features HDM (Hard Disk Mode), which when engaged, provides a special monitoring and bussing mode ideal for interfacing with a computer based hard disk recorder. Clean, clear sound reproduction with dazzling digital effects including Delay, Chorus and lush Reverb, packaged in a rugged enclosure, ensure reliable high quality sound from performance to performance. Optimized for recording, live sound reinforcement and commercial installations, the MDR8 is an ideal mixer solution offering big sound in a compact package.

FEATURES

> Eight Channels – Four Mic/Line plus two Stereo inputs

> Flexible design topology ideal for live sound, recording and

> On-board 24 BIT DSP (Digital Signal Processor) multi-

> Unique monitoring and bussing in HDM (HARD DISK

> 60 mm audio taper faders on all channels and the master

> 2T to Mix control allows you to mix in a CD, DAT, Cassette,

> Three-band channel equalizer, +/-15dB at 80Hz, 2.5 KHz and

> Two Auxiliary Sends for built-in or external effects, on

> Five segment LED Meter with VU ballistics displays the

> High quality, low noise, discrete microphone pre-amplifiers

> Advanced circuit design using discrete components and

with mic pre’s.

post production.

effects processor with eight great sounding presets including REVERB, DELAY AND CHORUS.

MODE) provides a seamless interface with computer based, hard disk recording systems.

Mix outputs.

Computer Sound Card or Mini Disk with the channel faders.

12KHz provides precise and musical results in sound shaping.

stage monitor mix, or headphone mixing.

main MIX output.

with 48-Volt phantom power, provide Maximum Dynamic Range and transparent audio.

high quality, low noise op-amps carefully selected at each stage of the signal path.

continues»

PRODUCT SPECIFICATION SHEET

292mm

89mm

292mm

SERI ES DESC RIPTIO N CATE GORY

MDR MIXER MIXERS

MDR 8

FEATURES (continued)

> Quality built and rugged construction ensure reliable

performance from venue to venue and session to session.

> Three-year extended warranty.

ARCHITECT’S & ENGINEER’S SPECIFICATIONS

The Samson MDR8 shall be an 8 input, stereo output mixer. It shall have 4 mic channels with trim controls, HF, MF, and LF equalizer controls, 2 aux sends, pan control and a 60mm fader. It shall have 2 mic/line stereo channels with all the same controls as the mic channels except for the trim control. 60mm left and right output faders will be available. Each channel shall have a REC button which when pushed along with the Hard Disk button in the master section allows that channel’s output to be sent through the 2TK output and to a computer for recording without getting a loop. A mono output with level control shall be provided. A control room and headphone output and level control shall also be provided. 24 bit DSP effects shall also be provided with 8 presets. The MDR8 uses an external power supply.

MDR 8 SPECIFICATIONS

Frequency Response (Trim @ Min, unity gain +0/-1 dB)

Mic to Main ........................ 10 Hz - 30 kHz

Line to Main ....................... 10 Hz - 30 kHz

Aux Return to Main ............. 10 Hz - 30 kHz

Line to Aux Send ................10 Hz - 32 kHz

T.H.D. (Trim @ Min, +4dBu output, unity gain, 1 kHz w/30 kHz LPF) Mic/Line to Main (Mono Ch) . 0.02%

Line to Main (Stereo Ch) ...... 0.02%

Line to Aux Send ................0.02%

Equivalent Input Noise ("A" filter on, input shorted)

Mic .................................... -128 dB

Line ................................... -102 dB

Maximum Voltage Gain

Mic to Main ........................ 74 dB

Line to Main (Mono Ch) ....... 56 dB

Line/Tape to Main (Stereo Ch) ..20 dB

Aux Return to Main ............. 20 dB

Mic to Aux Send ................. 74 dB

Line to Aux Send (Stereo Ch) ... 34 dB

Residual Noise (30 kHz LPF, all control Min)

Main .................................. -89 dBu

Aux Send ........................... -86 dBu

Crosstalk (@ 1 kHz w/ 30 kHz LPF)

Ch vs. Ch ...........................-75 dB

Input vs. Output ................. -84 dB

Peak LED Sensitivity

(before clipping) ................. 5 dB

CLIP Indicators ................................ Turn on: THD> 0.1%

Headphone output (600 ohm load) ..... 100 mW

Maximum Input Level (1 kHz, Ch. & Mix fader set to zero)

Mic Input (Mono Ch) ........... + 11 dBu

Line Input (Stereo Ch) ......... + 27 dBu

Input Channel Equalizer (± 2dB)

High (shelving) ................... 12 kHz ±15 dB

Mid (peaking) ..................... 2.5 kHz ± 15 dB

Low (shelving) ....................80 Hz ±15 dB

Meters ............................................ 6 POINT LED METERS (-20,

-12, -6, 0, +6dB and PEAK)

Internal DSP Effects ......................... 24 bit, - 8 Presets: 1 - Large

Hall; 2 - Medium Hall; 3- Large Room; 4 - Vocal Room; 5-Vocal Room 2; 6- Chorus + Reverb; 7- Chorus + Delay; 8 - Stairwell

Phantom Power ................................ +48V

Power Requirement .......................... 110V-240V, 50/60Hz

Power Consumption .......................... 24W

Dimensions (W x D x H) .................... 11 1/2" x 11 1/2" x 3 1/2"

292mm x 292mm x 89mm

Weight ............................................ 6.3 lbs. (2.9 Kg)