A horn type tweeter that is an improved model of the JA-0506. An Alnico magnet is used for the magnetic circuit, a precision horn hollowed out of aluminum is used for the horn part, and a V-shaped ring diaphragm with a hard duralumin shape is used for the diaphragm. It's a bright, clear sound that gained popularity along with its design. (TERAMOTO Hidehiko)
Maintenance information: 2023.12.23 sound output confirmed
Accessories: wooden base
Main specifications: horn type tweeter unit Alnico magnet 0.23 kg impedance 8 ohms playback frequency band 3 kHz to 20 kHz recommended usage band 5 kHz or more rated input 1 W maximum input 2 W sound pressure level 109 dB
*There was no problem with the operation of the 4khz crossover, but since it is inexpensive, it is currently sold. Tweeter for NS-700X It comes with a self-made network and pedestal. Details of the self-made network are unknown (Oikawa Tetsuji)
Maintenance information: 2023.2.27 operation confirmed
Accessories: self-made pedestal, network
Main specifications: W140 x H140 x D165 mm 1.1 kg (actual measurement)
The disposal price has been reduced! (Member discounts are not applicable) 2022/7/26 Selling price 59,800 yen This is a WHARFEDALE tweeter in a BOX. You can listen to the high frequencies that are good for your ears. Please enjoy it with a full range etc. There are thread scratches and line scratches on the exterior. (Miura Kimiya)
Maintenance info: 2022.7.26 Oscillator test good
Accessories: No accessories
Main specifications: 9cm cone type tweeter 10-15Ω Frequency range 2,000 to 20,000 c/s Screw pitch (diagonal) 105mm W230 × H360 × D220 Weight 4.6kg/book
Disposal prices have been reduced. Member discounts will not be applied. 2023/7/31 sales price 45,000 yen*Sweep signal input check There is distortion around the lowest range, and there are attenuator gaps, but sales are currently being made. A tweeter system with a self-made enclosure+high-pass filter attached to a vintage Wharfedale tweeter. It looks like it was made in England, has no horns, and you can enjoy a clean high range. If you play it in combination with the same Wharfedale woofer, you'll be able to relax and listen to classical music. Details are unknown, but in terms of specs, it seems that it can reach up to around 20 kHz. It is equipped with Violet attenuators (panels are Fostex). On the exterior, there are large stains on one side, and a feeling of use such as dullness can be seen (Kobayashi Hitoshi)
Maintenance information: 2023.7.30 Operation confirmed
Accessories: none
Main specifications: 9 cm cone type tweeter 10 to 15 ohm playback frequency band 2,000 to 20,000 c/s W203 x H195 x D210 mm 3.1 kg (actual measurement)
The price has been reduced. 2022/7/21 selling price 69,800 yen In the operation confirmation, there is no sweep signal input check problem, but since the attenuator is also large, it is currently sold. It is a self-made enclosure+high-pass filter on a vintage tweeter from Wharfedale. You can enjoy the high frequencies that are clean and have no corners like they are made in England. If you play it in combination with the same Wharfedale woofer, you will be able to listen to classical music in a relaxed manner. The details are unknown, but the top goes up to about 20kHz. It is equipped with a FOSTEX attenuator. Fluffing, dullness, and stains can be seen on corn paper (Hitoshi Kobayashi)
Maintenance information: 2022.7.18 Operation check, there is a gully in the attenuator.
Accessories: none
Main specifications: Actual measurement W200 × H160 × D160 mm 2.7 kg
Comes with a power supply unit. The super rare 597A made by Western Labo is now in stock! A brand that was said to be a horn tweeter that can capture the sense of realism that drifted back then. It's a vintage tweeter coveted by enthusiasts. The exterior is dull and has small scratches due to aging (Satoshi Yonejima)
Maintenance information: 2023.7.28 Oscillator check good
Accessories: power supply unit, connection cord, connection cable
Main Specifications: Excitation Voltage: 7V Impedance: 20Ω Frequency Characteristics: 3kHz to 12kHz Body Size: W108 x D181mm Weight: 2.9 kg
Silk dome tweeter for car audio from the brand Wavecor launched by engineers who were enrolled at Vifa. Affordable yet uses neodymium magnets for clear sound. It is also attractive that it can be used from low frequencies. Good product with less feeling of use (Yoichi Murakoshi)
Accessories: original box
Main specifications: 4Ω 45W 94dB 2,000 to 26kHz
Ring radiator teater from Denmark Vifa. It looks like a scan peak, and its bright, loud sound is attractive. There are some scratches on the frame and solder marks on the terminals (Yoichi Murakoshi)
Maintenance information: 2021.6.12 sound confirmed
Accessories: none
Main specifications: 4Ω 2500 to 30,000 Hz 90dB diameter 105mm
※ It is inexpensive for remodeling. Dual Concentric Tweeter for Vifa The upper limit of the sound range is capable of playing up to 40kHz, and it is sharp and high resolution sound quality. The low distortion rate design allows you to enjoy crystal clear tones with a sense of transparency. The mounting part has been changed to a metal object. (Kimiya Miura)
Maintenance Information: 2021.4.11 Operation confirmed
Accessories: No accessories
Main Specifications: 25mm tweeter ferrite impedance 4Ω Efficiency 87.2 Weight 0.5kg
The price has been reduced. 2024/2/18 sales price 16,000 yen. Victor's tweeter. Rust can be seen on the exterior and horn, and a feeling of use such as dullness and corrosion can be seen (Kobayashi Hitoshi)
Maintenance information: 2024.2.17 Operation confirmed
Accessories: none
Main specifications: 8Ω 100W polyimide heat-resistant film base flat voice coil W145 x H88 x D70 mm (actual measurement)
A tweeter with a built-in network for Utopia devices. Designed with the motif of the phantom driver tweeter JENSEN MODEL Q. A titanium alloy diaphragm is used to achieve vivid music playback. The exterior is dull. Serial 0117 (Yonejima Satoshi)
Maintenance information: 2024.1.29 sweep test good
Accessories: No accessories
Main specifications: 1,000 Hz to 20,000 Hz
*1 bottle only Hypersonic horn tweeter made by University The short horn made of aluminum makes it easy to pull out and has a tasteful sound that is attractive. There is a feeling of use corresponding to the year such as small scratches and screw fastening marks (Yoichi Murakoshi)
Maintenance information: 2022.6.25 Sound output confirmed
Accessories: none
Main specifications: Crossover 3,500 Hz Maximum input 25W 8Ω Dimensions W153 × H85 × D167 mm 1.2 kg