| Color | Blue |
|---|---|
| MPN | RIAA-INV4S |
| Year Manufactured | 2026 |
| Audio Outputs | RCA |
| Number of Outputs | 2 |
| Brand | Tubes4Audio |
| Type | Passive RIAA Inverse |
| Audio Inputs | RCA, Stereo L/R RCA |
| Number of Channels | 2 |
| Number of Inputs | 2 |
| Model | RIAA-INV4S |
| Features | Inverse RIAA Filter, Analog |
| Country of Origin | United States |
Check the listing for details. RIAA Inverse Filter for testing & To calibrate RIAA Pre Amp RIAA. Color: Blue, Condition: New, Made in United States. Listed at 35.00 USD. Stereo High Quality Passive inverse RIAA filter. reverse RIAA filter, made in USA using premium 1% resistor and WIMA 2.5% capacitors. With this you can use a CD player or other line level input and run it thru the filter, and then into your phono preamp.