Review of China AC filters from eBay

Обо мне... Заметки 2010 Review of China AC filters from eBay

Review of China AC filters from eBay

8th Aug 2010

audio

There are quite a lot of AC filters on eBay these days on a price range between $100 and $300.
This page was made with an intention to sort all available offers and make it easier to choose the right one for oneself.
Each model comes with a brief tech specification and (if available) photos of the insides.

COWKING PS-30A (180$)

Maximum carrying power: 6600W
Rating voltage: 110V-240V /50Hz /60Hz
Maximum electricity: 30A
Weight: 5KG
Nominal Center Frequency: 50/60HZ
Transfer Function: Band Pass
Type: EMI Filter
Insertion Loss: 50(dB)
Package Type: Throught Hole
Input Impedance: 10(KΩ)
3dB Bandwidth: log2=0.301
Stopband Attenuation: 10(dB)

FORWAR FW-1680F (90$)

MAX POWER: 2200W/220V
INPUT VOLTAGE : AC250V.50/60Hz
VOLTAGE PROTEETION
10A/RATED CURRENT AUTO RESET

BADA LB-5600 (162$)

Full Schuko Socket
3300W/15A Power Plant With Surge Protection
2 Separate Sockets For PC’s, Preamps & Sources (CD/DVD Player,DAC)
2 Separate Sockets For Amplifier,Receivers,Vedio Sources
2 Separate Sockets With No Line Filters

Rating voltage: 220V-240V /50Hz
Maximum carrying power: 3300W
Maximum electricity: 15A

BADA LB-5500 ($138)

Unique two-way design with independent power switches and independent filtering network.
Two distributary circuits for less interference and high fidelity
Main power voltage meter can monitoring ratio
Professional sockets and thick copper spring plates for tight connection and less loss
WIMA capacitor filter and inductance capacitor filter
Heavy duty aluminum alloy chassis
Protection for thunder shock and overload
Detachable power cable
10 ports (6 Universal + 4 US )8 filter + 2 Direct

BADA LB-3300 (116$)

New upgraded product replacement for LB-3000

Distributary circuits for less interference and high fidelity (for amplifiers,for source and pre-amp,other two outlets with no filters)
Professional sockets and thick copper spring plates for tight connection and less loss
Heavy duty aluminum alloy chassis
Protection for thunder shock and overload
Detachable power cable
Wima mkp 10 capacitor filter

Rating voltage: 110V-220V 60/50Hz
Maximum carrying power: 3000W
Maximum electricity: 15A
Size: 127 x 56 x 349 mm
Weight: 2.5Kg

G&W TW-0(2,3,5,6)(D,E) (116$)

High quality Universal/USA sockets: 8 filters and 2 non-filters
Max AC270V/50Hz,15A/220V，peak 20A，3300W
WIMA or RIFA polypropylene capacitors,FDK filter inductance loop.
Hitachi or Mitsubishi 4N OFC cables,70um large double-sided PCB
Earthing & polarity indicator(P-LED)
Detachable power cable

XINDAK XF-1000S (300$)

Designed basing on XF-1000 with a voltage meter
Multilevel bidirectional exact filtering network
High quality capacitor and inductance
Universal sockets for worldwide
Detachable power cord

Output sockets for digital accessories: 3A (4 ways)
Output sockets for preamplifier/accessories: 5A (2 ways)
Output sockets for power amplifier: 5.5A (2 ways)
Input power: 110V-240V 60/50Hz

WEIDUKA AC2.2 (60$)

Universal Europe Version,Schuko Socket
Wima MKP capacitors employed in filtering circuit
2200W/10A Power Plant With Surge Protection
Single T and Double T filtering circuits to match different demands
Surge protection and overload protection with breaker reset switch
Detachable power cord system with voltage meter

Rating voltage: 110V-240V /50Hz /60Hz
Maximum carrying power: 2200W
Maximum electricity: 10A
Shipment weight : 1.8kg

WEIDUKA AC8.2a (150$)

4 high gold-plated universal socket (product plug), four high-quality imported American Standard double reed socket.

Filter with 8 output sockets, each socket has a filter anti-interference function, the left four output sockets without switch control, for AV amplifiers, combined power amplifier, power amplifier stage is pure, need to burn around the clock machine or used for other purposes. 4-bit output jack on the right by the switch control, for CD, DVD, LD, TUENR (coordinator), the former stage amplifier, AUX (auxiliary jack), etc. to use. Output power is 3000W.

Innovative ground, phase line (FireWire) automatic detection indicating circuit, it can detect your wall outlet is grounded line, the zero line and the phase line (FireWire) is reversed, and the instructions in the dial out.

Rated voltage: AC220V/50HZ
Maximum load power: 3000W
Maximum current: 15A
Dimensions: length 330 W 130 H 110 (MM)

WEIDUKA AC8.8 (210$)

The newest embedded square LCD display table headers, so that the sewing machine looks more compact, avoiding accidental collision damage to the table header, voltage direct intuitive reflect. More detailed shell process for aluminum panel drawing process, more stylish, shiny appearance. Internal process on all models more excellence, this is definitely a good partner Hi-Fi.

A unique patented non-inductive filtering, traditional inductive filtering component, not only can effectively eliminate interference and noise in the network and can be reduced to a minimum, and you can make the Hi-Fi, AV audio music signal transmission faster, music better low-frequency response, AV, Hi-Fi music, amp frequency response and sound field level, detail-rich, low bass; in Visual, auditory system can be enhanced analytical capacities, dudie allows the stereo image layering better, reduces coloring (color purity), removal of background noise pitting (improving clarity) can get good results, so you get the perfect effect!

3000W strong load power, together with its two-inductor-current filter, can easily bring all kinds of HiFi, AV equipment, 27 to 50-inch large color TV, three shots projection, LCD rear projection, high-power amplifier and various theater equipment.

Made of imported high-quality components common mode, differential mode AC power supply filter, with surge surge absorption, lightning, the current automatic circuit overload protection. Analog output with professional-level AC voltage meter header, filter output at any time direct the level of AC voltage 220V to audiophile level of the output voltage will be adjusted to your sound system the best audio and visual effects.

Filter internal material examination: imported power cable, shielded metal in fever-Germany-jamming WIMA MKP capacitors, German professional filter capacitor.

16A surcharge short-circuit protection.

6 senior gold-plated Plug Universal Socket (commodities), 4-bit high-quality imported American standard soft-shoe routine outlet.

Filter 10 output sockets each outlet has filtering-jamming capability, to the left of the 5-bit output socket separate switch control for AV amplifier, merge, plain after PA, defeating the pot machine or other purposes. 5-bit output socket on the right side of a separate switch control for CD, DVD, LD, TUENR (Coordinator), the former PA, aux socket), etc. Output power for the 3000W.

Innovative ground, the line (FireWire) automatically detect whether the circuit that can detect your wall outlet is grounded, zero line and the line (FireWire) is reversed, and indicated on the dial.

Rated voltage: AC220V/50HZ
Maximum load power: 3000W
Maximum current: 15A
Volume: long 332 w h 112 (132 MM)