Vacuum Tube Power Amplifier with Bluetooth and Bookshelf Speaker

Vacuum Tube Power Amplifier with Bluetooth and Bookshelf Speaker(TP-9+PST-4F)
Input 1. Line, 2. Coacial(192k/24bit), 3. Bluetooth

Specification:
Output Power 1kHz @ 3% THD+N 8 Ohm: 3.5W

Output Power 1kHz @ 10% THD+N 8 Ohm: 4W

Output Power 1kHz @ 3% THD+N 4 Ohm: 3.5W

THD+N 1kHz @ 1W O/P 8 Ohm: 0.03%

THD+N 1kHz @ 1W O/P 4 Ohm: 0.03%

Frequency Response @ 1W O/P -0.5dB 8 Ohm: 30-33kHz

Power Brand width @ 4.5W O/P -0.5dB 8 Ohm: 30-33kHz

Signal to Noise @ 1Watts O/P 8 Ohm: 88 dB

Signal to Noise @ 4Watts O/P 8 Ohm: 87 dB

Line Input Channel Separation 1kHz @ 1Watts O/P 8 Ohm: -75 dB

Line Input Sensitivity @ 4W O/P 8 Ohm VR set to Max: 900 mV

Speaker Input Sensitivity @ 4W O/P 8 Ohm VR set to Max: 2 V

Line 1 to Line 2 Auto turn on time: 12 Sec

RCA Line Input Impedance: 22 K

Speaker Input Impedance: 100 Ohm

Bass Gain at 60Hz, Refer 0dB VR set Max: 12 dB

Hum Noise @ Level VR at Max.: 3 mV

DC Output Offset: 3 mV

Max Red LED Indicator, @ Rated Power O/P, at 8 Ohms: 76 W

Short Circuit Protection @ 1W O/P 8 Ohm. Protect

Short Circuit Protection @ 300W O/P 8 Ohm. Protect

Idle Current: 0.65 A

AC/230V Max. Current @ All CH. @ Rated power: 0.8 A


PST-4F Bookshelf Speaker

Specification:

4"Bookshelf Speaker

Power Handing: 20~40Watt

4"Full-Range speaker (Paper cone with rubber surround)

Frequency Response: 60 ~ 20kHz

Impedence 4 ~ 8 ohms

Sensitivity: 85dB+/-2dB 1W/1M

Dimensions (HxWxD): 267 X134 X 266 (mm)

Weight: 3.48Kg