Tapco manual Appendix C S8 Specifications

Appendix C: S•8 Specifications

Acoustic Performance

Free Field Frequency Response:

	40 Hz – 20 kHz (±3 dB)
Lower Cutoff Frequency:	–3 dB @ 40 Hz
Upper Cutoff Frequency:	–3 dB @ 20 kHz
Sound Pressure Level @ 1 meter, 7.5 dBu into
Balanced Input:	100 dB SPL @ 1m
Maximum SPL Per Pair:	113 dB SPL @ 1m

Transducers

Low Frequency:

8 in/203 mm with steel frame, polypropylene cone woofer

High Frequency:

Wave guide loaded 1 in/25 mm silk dome tweeter

Equalization

Low Frequency EQ:	+2 dB/+4 dB @ 100 Hz, shelving
High Frequency EQ:	±2 dB @ 5 kHz, shelving

AC Power Requirements

US:	120 VAC, 60 Hz
Europe:	240 VAC, 50 Hz
Korea (AC Power Select at 240 V):
	220 VAC, 60 Hz
Japan (AC Power Select at 120 V):
	100 VAC, 50/60 Hz
AC Connector:	2-pin IEC 250 VAC, 16 A male
Fuse:	115 VAC: T 1.6 A H/250 V
	230 VAC: T 800 mA H/250 V
Power Consumption:	80 watts with music, loud mix
	20 watts quiescent (idle)

Amplifiers

Low Frequency Power:

	60 watts, 4 ohm load, 100 watts peak
High Frequency Power:
	60 watts, 4 ohm load, 100 watts peak
Slew Rate:	> 15 V/µs

Distortion (THD, SMPTE IMD, DIM 100):

<0.035%

Signal-to-Noise Ratio:

Low Frequency:		> 101 dB, 20 Hz to 20 kHz,
unweighted, referenced to 60 watts into 4 ohms
High Frequency:		> 101 dB, 20 Hz to 20 kHz,
unweighted, referenced to 60 watts into 4 ohms
Type:	Monolithic IC, Class AB

Electronic Crossover

Crossover Type:	24 dB/octave
Crossover Frequency:	3 kHz
Sensitivity:	+4 dBu at 300 Hz for full
	output
Input Impedance:	20 kΩ, balanced bridging;
	10 kΩ unbalanced

Physical Dimensions and Weight

Enclosure:	0.625 in/16 mm thick MDF with
	1.0 in/25 mm MDF front panel
Damping:	Adiabatic fi berfi ll
Dimensions:
Height:	16.2 in/411 mm
Width:	11.6 in/295 mm
Depth:	13.8 in/351 mm
Weight:	35.2 lb/16.0 kg

Disclaimer

Since we are always striving to make our products better by incorporating new and improved materials, components, and manufacturing methods, we reserve the right to change these specifi cations at any time without notice.

S•8 Block Diagram

	UNBALANCED
	LINE
1	INPUT
	1	2
	BALANCED	3
	LINE
	INPUTS

FUSE

7

	TAPCO
14	S•8
	BLOCK DIAGRAM
	10.15.03

		3		+HI VDC	HI-FREQUENCY
	2			HI-FREQUENCY
		HIGH FREQ	CROSSOVER	POWER AMPLIFIER	DRIVER
		@ 5 kHz
		+2 dB		HI-FREQ	TWEET
		0		LO-FREQ
		–2 dB
	INPUT LEVEL
				–HI VDC
					11
					CLIP
		LOW FREQ 4		+HI VDC	LED
			STAIRWAY		LO-FREQUENCY
OVEREXCURSION			TO	LO-FREQUENCY
			HEAVEN	POWER AMPLIFIER	DRIVER
	PROTECT	@ 100 Hz
		+4 dB
		+2 dB
	40 Hz	0			WOOF
6	5			–HI VDC
POWER	AC SELECT			10
	115V ↔ 230V			POWER
				LED
				+
				HI VDC
				–
		TOROIDAL POWER		+
				LO VDC
		TRANSFORMER
				–