The EMG 35JA - X is a top - notch bass pickup crafted for 4 - string bass guitars. It masterfully combines the cozy warmth of a classic jazz bass tone with modern improvements. With an Alnico magnet, it offers a wealth of rich harmonic overtones, smooth mid - range, and a firm low end. The coil is smartly placed close to the bridge, creating a powerful mid - range punch and clear high - end sound. The addition of EMG’s X Series preamp gives the 35JA - X more headroom and a more dynamic response. It feels natural while packing the power of an active pickup. The advanced design cuts down resistance and boosts the low end, resulting in a full - bodied and well - balanced tone that suits all playing styles. Housed in a standard 3.5' soapbar casing, it can directly replace similar - sized pickups, making installation a breeze. Whether you're into vintage jazz bass tones or a contemporary punch, this pickup provides outstanding clarity, great articulation, and a wide frequency range. Key Features: Classic jazz bass tone with extra clarity and sharpness; Alnico magnet for rich harmonics and smooth mids; Bridge - near coil for a punchy mid - range; X Series preamp for more headroom and dynamic range; Standard 3.5' soapbar casing for easy installation; Low - noise operation with high - output ability. Technical Specifications: Logo Color: Gold; Magnet Type: Alnico, 3.5' x 1.5' Housing; Resonant Frequency: 3.20 kHz; Output Voltage (Finger, Thumb): 1.50 V; Output Voltage (Thump): 6.50 V; Output Noise (60 Hz): - 101 dBV; Output Impedance: 2.00 kΩ; Current (@9V): 80 µA; Battery Life: 3000 hours; Maximum Supply Voltage: 27 V DC. What's Included: 1 25k volume pot, 1 25k active tone pot (VLPF), 1 battery bus, 1 stereo output jack, 1 pair mounting screws, 1 pickup cable, 2 connect cables, 1 output cable, 1 battery cable. Disclaimer: The image above may not accurately show the product and is for reference only. There may be some appearance variations.

Using the EMG 35JA - X pickup is quite simple. First, install it on your 4 - string bass guitar. Since it comes in a standard 3.5' soapbar casing, it can directly replace similar - sized pickups. Just follow the included mounting screws to attach it securely. When it comes to using the controls, adjust the 25k volume pot to set the volume level you like. The 25k active tone pot (VLPF) can help you fine - tune the tone. For the battery, make sure to use the battery cable to connect it properly. The battery life is about 3000 hours, but it's a good idea to keep an eye on it. When it starts to run low, replace it with a new one. In terms of maintenance, keep the pickup clean. You can use a soft cloth to gently wipe it. Avoid exposing it to extreme temperatures or humidity, as this can affect its performance. Also, be careful when handling the cables to prevent any damage. If you notice any issues with the sound or operation, check the connections first to make sure everything is properly plugged in.