TOPPING TP110 L30 II Headphone Amplifier Preamplifier User Manual

: October 27, 2023
: TOPPING

Table of Contents

TOPPING TP110 L30 II Headphone Amplifier Preamplifier
Description
Product specifications
Read User Manual Online (PDF format)
Download This Manual (PDF format)

TOPPING TP110 L30 II Headphone Amplifier Preamplifier

Thank you for purchasing linear headphone amplifier L30 II! L30 II is a high- performance linear headphone amplifier that supports RCA input and output, equipped with a 6.35mm headphone jack and gain selections function. Now we recommend first to read this manual for you to correctly use all the functions of L30 II.

Contents list

L30 II x1
AC adapter x1
6.35 mm to 3.5 mm adaptor x1
User manual x1
Warranty card x1
Note : You can download the user manual on http://www. topping.audio/

Description

output switch
Switch to PRE outpul( RCAoutpul) or H PAoutput (Headphone output), or turn off.
Gain switch
H / M / L respectively corresponds to 16.5dB / 0dB / -14dB
Power indicator
The light will be always on when the L30 II is turning on, and goes off when it is turning off, blinks to indicate une xpected output.
6.35mm headphone output jack
Suitable for headphones with 6.35mm jack
Volume knob
Used to adjust the volume. It is recommended to turn down the volume before playing music.
Right channel single-ended RCA input
Left channel single-ended RCA input
Right channel single-ended RCA output
Left channel single-ended RCA output
Power input
AC15V/1 A50Hz/60Hz

Product specifications

Measured 10.0cm x 13.5cm x3.2cm
Weight 360g
Power 15VAC/1A50Hz/60Hz@DC base 5.5*2.5
Gain L/MIH
Amplifier input 1 x RCA (L+R)
Headphone Amp output 1 x 6.35mm headphone output jack
Line out output 1 x RCA (L+R)
Indicator light White

L30 11 Headphone Amplifier specifications

THD+N @1kHz (A-wt)
<0.00006% @Output=500mW(320)
<0.00005% @Output=B0mW (3000)
THD @20-20kHz 90kBW
<0.00008% @Output=500mW (320)
<0.00007% @Output=80mW(3000)
SNR@MAX OUT 1 kHz (A-wt) 144d8
Dynamic Range@1kHz (A-wt) 144d8
Frequency Response 20Hz-40kHz (±0.05d8)
Output Level
14Vpp@G=L
31Vpp@G=M
37Vpp@G=H
AP measured noise level (A-wt)
<0.7uVrms @G=M
< 1.5uVrms @G=H
Actual noise level* (A-wt)
<0.3uVrms @G=L
<0.3uVrms @G=M
< 1.4uVrms @G=H
Channel Crosstalk @1 kHz -92d8
Input sensitivity
25Vrms @G=L
11.2Vrms @G=M
2.0Vrms @G=H
Gain
-14.0dB @G=L
0dB @G=M
16.5dB @G=H
Output Impedance < 0.10
Output Power
3500mWx2@160 THD+N<0.1%
2700mWx2 @320 THD+N<0.1%
2000mW x2 @640 THD+N<0.1%
560mWx2 @3000 THD+N<0.1%
Load Impedance >80

Note:

The above data is the result of the test in the TOPPING laboratory under AC2 20V 50Hz condition.
The actual noise level is obtained by boosting the noise of L30 II by 40dB using a low noise amplifier in front of the APx555B then dividing the measured noise by 100 times.

L30 II Pre-amplifier specifications

THD+N @1 kHz (A-wt) <0.00006%
THD @20-20kHz 90kBW <0.00007%
SNR @MAX OUT 1 kHz (A-wt) 144d8
Dynamic Range @1 kHz (A-wt) 144d8
Frequency Response 20Hz-40kHz (±0.05dB)
Output Level
14Vpp@G=L
31Vpp@G=M
37Vpp@G=H
AP measured noise level (A-wt)
<0.7uVrms@G=L
<0.7uVrms@G=M
<1.5uVrms @G=H
Actual noise level* (A-wt)
<0.3uVrms @G=L
<0.3uVrms @G=M
<1.4uVrms @G=H
Channel Crosstalk @1 kHz -92dB
Input sensitivity
25Vrms @G=L
11.2Vrms @G=M
2.0Vrms @G=H
Gain
-14.0dB @G=L
0dB @G=M
16.5d8 @G=H
Output Impedance 200

Note:

The above data is the result of the test in TOPPING laboratory under AC2 20V 50Hz condition.
The actual noise level is obtained by boosting the noise of

L30 II by 40dB using a low noise amplifier in front of the APx555B then dividing the measured noise by 100 times.

Precautions for daily use

(The output jacks shall not be grounded or short-circuited

Do not keep the unit in a hot, humid environment or hit the unit strongly.
Opening the case instantly voids the warranty!
Indoor use only.
Topping accepts no liability for any loss or damage arising directly or indirectly from the failure of L30 II.