Hertz SP-4.500 D-Class 4 Channel Amplifier with 1 Pair of SV-200-NEO 8 in. (200mm) SPL 4-Ohm Midrange Speakers and 1 Pair of ST-25K-NEO 1" High Efficiency Compression Tweeters

Included in this kit

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This bundle includes a Hertz SP-4.500 D-Class 4 Channel Amplifier 125 W RMS x 4 at 2Ω, a Hertz SPL Show Series SV-200-NEO 8 in. (200mm) SPL 4-Ohm Midrange Speakers (Pair) with Neo Magnets and UV/Waterproofing, and a Hertz SPL Show Series ST-25K-NEO 1" High Efficiency Compression Tweeters with Grilles and Crossovers.

1x Hertz SP-4.500 D-Class 4 Channel Amplifier 125 W RMS x 4 at 2Ω - (SP-4.500)

SP 4.500 features Hertz ADC (Advanced D-Class) output stage, reaching up to 85% efficiency and delivering an impressive power rating of 90 x 4 (4Ω) W RMS or 300 W x 2 (4Ω) W RMS when bridged, with an ultra-compact size of 192.7 (7.58) x 130 (5.1) mm (in.) x 49 (1.9). Being ultra-compact with impressive power, SP 4.500 is the ideal choice for Motorcycle applications and for under-seat in sports cars and behind-seat installations in trucks.

General Specs
Channels: 4 - 3 - 2
Nominal power supply voltage: 11 ÷ 15 VDC
Pulse Operating voltage: 6 ÷ 16 VDC
Idling current: 0.9 A
Idling current when off: 0.03 mA
Consumption @ 14.4 VDC, MIN load impedance (Max Musical Power): 27 A
Remote IN: 6 ÷ 15 VDC (9 mA)
DC-REM - Remote Turn on by SPK DC from OUTPUT BTL speakers: 3.5 ÷ 7 VDC
Distortion - THD @ 1 kHz, 4Ω, 70% Rated Power: <0.02%
Damping factor @ 1 kHz, 4Ω, 2 VRMS: >150
Bandwidth @ -3 dB: 10 Hz ÷ 35 kHz
S/N ratio (A weighted @ 1 V Input): 100 dBA
Pre-In sensitivity: 0.6 ÷ 6 VRMS
Speaker-In sensitivity: 2.2 ÷ 22 VRMS
Minimum load impedance:
@ 4Ch: 2Ω
@ 3Ch: 2Ω + 2Ω + 4Ω
@ 2Ch: 4Ω
IP Rating: IP55
Operating Temperature Range: 0°C (32°F) to 55°C (131°F)
Max size (mm/inch): 192.7 x 130 x 49 / 7.58 x 4.18 x 1.9
Weight (kg/lbs): 2.15 / 4.74
Adjustable Crossovers: yes

1x Hertz SPL Show Series SV-200-NEO 8 in. (200mm) SPL 4-Ohm Midrange Speakers (Pair) with Neo Magnets and UV/Waterproofing - (SV-200-NEO)

New SV 200 NEO features compact dimensions and light weight preserving excellent performance thanks to the use of Neodymium N38 H for the motor units. To allow a safe outdoor use without discoloration over time, cones has waterproofing and anti-UV treatment and motor units is painted with cataphoresis with insulated lead-wires to avoid oxidation. The terminals and mounting holes are compatible for installation on Harley-Davidson motorbikes!

Features -
• Compact dimensions and light weight preserving excellent performance thanks to the use of Neodymium N38 H for the motor units
• Cones waterproofing and anti-UV treatment to allow safe outdoor use without discoloration over time
• Motor units treated with cataphoresis and insulated lead-wires to avoid oxidation
• Terminals and mounting holes compatible for installation on Harley-Davidson motorbikes
• Specifications -
Size mm (in.): 200 (8)
• Power Handling - Peak W: 500
• Power Handling - Continuous W: 200
• Impedance Ω: 4
• Frequency response Hz: 100 ÷ 8k
• Sensitivity dB SPL: 100
• Voice coil Ø mm (in.): 38,6 (1.5)

1x Hertz SPL Show Series ST-25K-NEO 1" High Efficiency Compression Tweeters with Grilles and Crossovers - (ST-25K-NEO)

NEO line bullet tweeters are a totally new project, lighter and more compact compared to the previous ST 25 and with superior performance thanks to the use of Neodymium N38 H for the motor units and a FEM (Finite Element Method) optimized driver/horn design. The “Kit” version, ST 25K Neo features metallic mesh grille and inline crossover filter included.

Features -
• Powerful Neodymium magnet providing high performance with compact size.
• FEM (Finite Element Method) optimized phase-plug and loading horn.
• CCAR (Copper Clad Aluminium Ribbon) voice coil for unheard-of thermal and mechanical capability ready for an easy replacement with replacement body kit.
• Extra-light aluminium membrane to maximize SPL with high current, screw terminals.
• Body waterproofing and anti-UV treatment to allow safe outdoor use without discoloration over time.
• “Kit” version with metallic mesh grille and inline crossover filter included.
Specifications -
• Size mm (in.): 44 (1.8)
• Power Handling - Peak W: 100 Hi-pass filtered @ 5 kHz - 12 dB Oct.
• Impedance Ω: 4
• Frequency response Hz: 3k ÷ 20k
• Sensitivity dB SPL: 107
• Voice coil Ø mm (in.): 25 (1)