ACCULAB REFERENCE SOUND SOURCE
INSTRUCTION MANUAL FOR
REFERENCE SOUND SOURCE RSS-101, 300, 400, 5

Specifications
Hemianechoic Calibration Data
Prices

RSS Units 400 and 101
RSS 400 and RSS 101
 		 RSS 500
RSS 500
 


As Used for Laboratory and
Field Noise Measurement Applications

NOMINAL PERFORMANCE SPECIFICATIONS
(See certification page for precise data)

Sound Power Output Uniformity hemianechoic Calibration:

A-Weighted = 86 dB re 1 Picowatt (See RSS-101 Embossed Tag)
Full Octave Level = 79 + 2 dB re 1 Picowatt (63 to 4,000 Hz)
1/3 Octave level = 73.5 + 3.5 dB re 1 Picowatt (50 to 5,000 Hz)
[Sound Power Levels are Constant and Usable from 12.5 Hz through 20,000 Hz]
For frequencies above 20,000 Hz see the Ultrasonic RSS.

Features:

  • Omnidirectional
  • Protective Frame
  • Ruggedized Fan Wheel
  • Carrying Handle
  • Isolator Friction Feet
  • (Per ANSI S1.31 1980)
  • Instant Start
  • Drip-Proof Motor
  • Wheel Key

Physical:

Size: 240 x 240 x 410 mm (10" x 10" x 16")
Weight: 11 kg (24 lbs)
Power: 115 VAC 1 ph, 60* Hz. (750 V A )
Color: Olive - (special on request)

For Additional Information:

PHONE (614) 8 7 6 - 5 1 0 8
FAX (614) 7 7 1 - 8 7 4 0

HEMIANECHOIC CALIBRATION

RSS Type 101

RSS Type 101 (0792), S/No. 07 92 233 / Accuracy: 16 Hz to 80 Hz +2 dB: 100 Hz to 3.15 kHz +0.8 dB: 4 kHz to 10kHz +1.5 dB

1/3 Octave
Band Center
Freq. Hz.		 Sound Power
Level,
dB re 1 pW		 Octave
Band Center
Freq. Hz.		 Sound Power
Level
dB re 1 pW		 AMCA
BAND #
12.5
16
20		 60
60
60		 16 65 -1
25
31.5
40		 61
64
68		 31.5 70 0
50
63
80		 73.6
71.5
70.8		 63 76.9 1
100
125
160		 71.1
72.0
72.7		 125 76.8 2
200
250
315		 73.3
73.7
73.9		 250 78.4 3
400
500
630		 74.5
73.6
73.2		 500 78.5 4
800
1000
1250		 74.0
75.4
76.5		 1000 80.2 5
1600
2000
2500		 76.4
75.8
74.1		 2000 80.3 6
3150
4000
5000		 73.5
72.9
73.1		 4000 77.9 7
6300
8000
10000		 72.5
70.2
67.0		 8000 (4) 75.2 8
12500
16000
20000		 63.6
61.2
58.9		 16000 66.4 U
Linear Weighted PWL = 87.4 dB
A-Weighted PWL = 86.0 dB(A)re one Picowatt

RSS Type 300

HEMIANECHOIC CALIBRATION: RSS Type 300 / (International 50 Hz version) Accuracy: 12.5 Hz to 100 Hz +2dB: 125 Hz to 5 kHz +1dB: 6.3 kHz to 10kHz= +2dB

1/3 Octave
Band Center
Freq. Hz.		 Sound Power
Level,
dB re 1 pW		 Octave
Band Center
Freq. Hz.		 Sound Power
Level
dB re 1 pW		 AMCA
BAND #
12.5
16
20		 65
65
65		 16 70 -1
25
31.5
40		 67
73
73		 31.5 76 0
50
63
80		 73.6
75.1
75.4		 63 79.5 1
100
125
160		 76.0
76.2
76.6		 125 81.1 2
200
250
315		 76.5
76.5
76.2		 250 81.2 3
400
500
630		 76.2
76.7
76.4		 500 81.2 4
800
1000
1250		 77.7
79.8
80.2		 1000 84.1 5
1600
2000
2500		 80.4
79.2
77.7		 2000 84.0 6
3150
4000
5000		 77.1
76.6
76.7		 4000 81.5 7
6300
8000
10000		 75.9
73.9
71.2		 8000 78.8 8
12500
16000
20000		 68.3
66.1
64.1		 16000 71.2 U
Linear Weighted PWL = 91.0 dB(L)
A-Weighted PWL = 89.6 dB(A)re one picowatt.

RSS Type 400

HEMIANECHOIC CALIBRATION: RSS Type 400 (60 Hz High Power).

Accuracy: 12.5 Hz to 80 Hz +2 dB: 100 Hz to 3.15 kHz +0.8 dB: 4 kHz to 10kHz +1.5 dB

1/3 OctBand
CentrFrq.Hz.		 Sound Power
Level,
dB re 1 pW		 Octave
Band Center
Freq. Hz.		 Sound Power
Level
dB re 1 pW		 AMCA
BAND #
12.5
16
20		 66
66
67		 16 71 -1
25
31.5
40		 68
72
79		 31.5 79.7 0
50
63
80		 76.5
77.9
79.1		 63 82.7 1
100
125
160		 80.1
80.4
80.8		 125 85.2 2
200
250
315		 81.2
81.2
81.0		 250 85.9 3
400
500
630		 80.7
80.6
81.0		 500 85.5 4
800
1000
1250		 81.8
83.4
84.3		 1000 88.0 5
1600
2000
2500		 84.6
83.5
82.9		 2000 88.5 6
3150
4000
5000		 82.0
81.2
80.8		 4000 86.1 7
6300
8000
10000		 80.5
79.3
77.1		 8000 83.9 8
12500
16000
20000		 74
72
69		 16000 77 U
Linear Weighted PWL = 95.3 dB(L)
A-Weighted PWL = 94.0 dB(A) re one picowatt.

RSS Type 500

LOW FREQUENCY REFERENCE SOUND SOURCE RSS 500 as used for Laboratory and Field Noise Measurement Applications. Sound Power Output Uniformity (Hemianechoic Calibration):

Notes:

  • A-weighted = 86 dB re 1 Picowatt (See RSS-500 Embossed Tag)
  • Full Octave Level = 77 + 4 dB re 1 Picowatt (16 to 8,000 Hz)
  • 1/3 Octave level = 72 + 5 dB re 1 Picowatt (12 to 8,000 Hz)

[Sound Power Levels are Constant and Usable from 25 Hz through 10,000 Hz]

FEATURES:

  • OMNIDIRECTIONAL
  • PROTECTIVE FRAME
  • RUGGEDIZED FAN WHEEL
  • CARRYING HANDLE
  • ISOLATOR FRICTION FEET
  • (Per ANSI S1.31 1980)
  • INSTANT START
  • DRIP-PROOF MOTOR
  • WHEEL KEY

PHYSICAL:

Size: 330 x 330 x 380 mm (13" x 13" x 15")
Weight: 13 kg (29 lbs)
Power: 115 VAC 1 ph, 60* Hz. (700 V A )
For Additional Information:

HEMIANECHOIC CALIBRATION: RSS Type 500, Serial No. 1290 502

Accuracy: 12.5 Hz to 100 Hz=+-2dB: 125 Hz to 5 kHz=+-1dB: 6.3 kHz to 20kHz=+-2dB

1/3 OctBand
CentrFrq.Hz.		 Sound Power
Level,
dB re 1 pW		 Octave
Band Center
Freq. Hz.		 Sound Power
Level
dB re 1 pW		 AMCA
BAND #
12.5
16
20		 70
69
69		 16 74 -1
25
31.5
40		 68.0
68.4
70.0		 31.5 73.7 0
50
63
80		 72.9
72.7
72.6		 63 77.5 1
100
125
160		 72.3
71.9
71.8		 125 76.8 2
200
250
315		 71.9
72.4
73.0		 250 77.2 3
400
500
630		 73.5
73.5
75.1		 500 78.8 4
800
1000
1250		 76.5
77.2
76.4		 1000 81.5 5
1600
2000
2500		 75.1
73.9
72.8		 2000 78.8 6
3150
4000
5000		 72.5
72.1
71.9		 4000 76.9 7
6300
8000
10000		 70.9
68.7
66.1		 8000 73.8 8
12500
16000
20000		 63
61
59		 16000 66 9
Broadband: Linear Weighted PWL = 87.3 dB(L) re one picowatt
A-Weighted PWL = 85.7 dB(A) re one picowatt

PRICES

Standard Prices for ACCULAB components.

Effective January, 2003

ACCULAB REFERENCE SOUND SOURCE (RSS) UNIT TYPE

(For determining Sound Power Emission via the "Substitution Method")

Unit Type RSS 101 RSS 102 RSS 500 RSS 400 RSS 300 RSS 101U
RSS Applicability = Std. US Horizontal Axis +++ Low Frequency High SPL World *** Ultrasonic
Power Mains Frequency 60 Hz 60 Hz 60 Hz 60 Hz 50 Hz 60 Hz
Power Mains Voltage, VAC 110-120 110-120 110-120 110-120 200-240 110-120
Operating RPM 3550 3550 1740 3490 2930 3550
A-Wtd PWL, dB re 1pW 86 86 86 94 90 *10k-100kHz
Price US$ FOB Columbia, MD Basic - Uncalibrated $800 $900 $1000 $1000 *** $1000
With Hemianechoic Calibration 12Hz 20,000 Hz (+US$ 1,000) $1,800 $1,900 $2,000 $2,000 *** *SPL@0.5m in 1kHz bands $2,000
Availability Stock 30 days Stock Stock *** Stock
+++ (Like "Ilg", except in our protective, stabilized and isolated frame & feet)+++
*** Inquire at http://www.norsonic.com/web_pages/products_by%20_number.htm (Product N-261) ***