Sherwood PM-9901 manual Cogeneraltentsspecification

Models: PM-9901

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COGENERALTENTSSPECIFICATION

COGENERALTENTSSPECIFICATION

1. APPLICATION :

This spectftcation applies to the Direct drive turntable unit PM-9901

2. TURNTABLE SECTION:

 

Type

2-speed full manual

 

Motor

8 pole, 2phase, brushless DC motor

 

Driving Method

Direct Drive

 

Turntable plater

330mm dia. Aluminum diecast

 

Speeds

33-1/3 and 45 rpm

 

Wow and Flutter

Less than 0.15% WRMS(JIS WTD)

 

S/N ratio

More than 55 dB(DIN-B)

 

Pitch Controls

+/- 10%

 

Starting Time

Less than 1 sec.

 

Time for speed change

Less than 1 sec.

 

Beat Output

675 +/- 1Hz(pitch contol set 0%)

 

High of cue (first track)

6~10.5mm

3. TONEARM SECTION

 

 

 

 

 

Type

Static balanced S-shaped tone arm with

 

 

detachable headshell

 

 

 

 

Effective Arm Length

220mm

 

Overhang

10mm

 

Tracking error

Less than 3 degree

 

Tracking Force Adiustment range

0-4g

 

Applicable cartidge weight

6-10g

 

Anti-skating range

0-4g

 

Needle Pressure range

1.5-2g

 

 

 

4. GENERAL SECTION:

 

 

 

 

 

Power Supply

AC 230V ~ 50Hz

 

Power consumption

12 Watts

 

Dimensions

450(W) × 350(D) × 145(H) mm

 

Weight

9.6Kgs

5. SPECIFICATION:

 

DESCRIPTIONS

UNIT

NOMINAL

LIMIT

(1)

Output Difference

dB

2.3

2.5

(2)

Output Level

mv

1.7~3.5

1.5~3.5

(3)

Speed (Speed range)

Hz

2.7K ↓, 3.3K ↑

2.7K ↓, 3.27K ↑

(4)

Speed (Center Range)

Hz

2995~3005

2990~3010

(5)

Wow and Flutter

%

0.13

0.15

(6)

Channel separtion

dB

16

15

68

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Sherwood PM-9901 manual Cogeneraltentsspecification