1. הקדמה
The rolls PB23 Phantom Power Adapter is designed to provide 48VDC phantom power to condenser microphones. Its advanced 100kHz switching power supply ensures a clean, noise-free audio signal. Equipped with output pull-down resistors, the PB23 is compatible with a wide range of mixers, making it an essential tool for professional audio setups.
2. המוצר נגמרview
2.1 תכונות עיקריות
- Dedicated PB23 Phantom Power Adapter for single microphone use.
- Provides stable 48VDC phantom power.
- Utilizes a 100kHz switching regulator for consistent voltage performance and minimal audio noise.
- Features output pull-down resistors for broad mixer compatibility.
- Compact and durable aluminum construction.
2.2 רכיבים ובקרות

Image: The rolls PB23 Phantom Power Adapter. The top panel clearly labels the "INPUT" and "OUTPUT" XLR ports, along with a "POWER" indicator. The model number "PB23" and brand "ROLLS" are prominently displayed. A small green "pwr" LED is visible on the front right side, indicating power status.
- INPUT (XLR Female): Connects to the microphone requiring phantom power.
- יציאה (XLR זכר): Connects to the mixer or audio interface.
- מחוון הפעלה (LED): Illuminates when the unit is receiving power and operating.
- כניסת מתח DC: Port for connecting the external power adapter (not visible in this view, typically on the rear or side).
3. מה בקופסה
Upon opening your rolls PB23 package, you should find the following items:
- 1 x rolls PB23 1-Channel Phantom Power Adapter
- 1 x AC Power Adapter (for powering the PB23 unit)
Note: If any items are missing or damaged, please contact rolls customer support immediately.
4. מדריך התקנה
Follow these steps to correctly set up your PB23 Phantom Power Adapter:
- חיבור מיקרופון: Plug your condenser microphone's XLR cable into the קֶלֶט (XLR Female) port on the PB23.
- חיבור למיקסר/ממשק: Connect an XLR cable from the תְפוּקָה (XLR Male) port of the PB23 to an available XLR input on your mixer, audio interface, or preampחיים יותר.
- חבר חשמל: Plug the included AC power adapter into the DC power input jack on the PB23. Then, plug the AC power adapter into a standard electrical outlet.
- אמת כוח: The "pwr" LED indicator on the PB23 will illuminate green, confirming that the unit is powered on and providing 48V phantom power.
- בדיקת שמע: Your microphone is now ready for use. Perform an audio check through your mixer/interface to ensure proper signal flow.
Important: Always make connections before applying power to avoid potential damage to your equipment.
5. הוראות הפעלה
The rolls PB23 is designed for simple, plug-and-play operation. Once connected as described in the Setup Guide, it automatically provides the necessary 48V phantom power to your condenser microphone.
- The unit operates continuously when powered. There is no on/off switch on the PB23 itself; power is controlled by connecting or disconnecting the AC adapter from the wall outlet.
- Ensure your mixer's input gain is set appropriately for the microphone being used.
- The PB23 is designed to power a single microphone. Do not attempt to connect multiple microphones to one PB23 unit using Y-cables or similar configurations.
6. תחזוקה
To ensure the longevity and optimal performance of your rolls PB23 Phantom Power Adapter, follow these simple maintenance guidelines:
- ניקוי: Use a soft, dry cloth to wipe down the exterior of the unit. Avoid using liquid cleaners, solvents, or abrasive materials, as these can damage the finish or internal components.
- אִחסוּן: כאשר המכשיר אינו בשימוש למשך תקופות ממושכות, יש לנתק את ספק הכוח ולאחסן אותו במקום קריר ויבש, הרחק מאור שמש ישיר וטמפרטורות קיצוניות.
- טיפול: Handle the unit with care. Avoid dropping it or subjecting it to strong impacts, which can damage internal circuitry.
- אוורור: Ensure the unit has adequate ventilation and is not covered, to prevent overheating.
7. פתרון תקלות
If you encounter issues with your PB23, refer to the following table for common problems and their solutions:
| בְּעָיָה | סיבה אפשרית | פִּתָרוֹן |
|---|---|---|
| No power indicator light (pwr LED off) | מתאם החשמל אינו מחובר או פגום; שקע אינו פעיל. | Ensure power adapter is securely connected to the PB23 and a working electrical outlet. Test the outlet with another device. |
| אין קול מהמיקרופון | Incorrect connections; faulty microphone or cables; mixer input issues. | Verify all XLR cables are correctly connected (Mic to PB23 Input, PB23 Output to Mixer Input). Test microphone and cables with another setup if possible. Check mixer input settings. |
| זמזום או רעש זמזום | לולאת הארקה; כבל פגום; הפרעות. | Ensure all equipment is properly grounded. Try different XLR cables. Move the PB23 away from other electronic devices that might cause interference. |
| Weak or distorted signal | Microphone not receiving full phantom power; faulty microphone. | Confirm the pwr LED is on. Test with a different condenser microphone if available to rule out microphone issues. |
8. מפרטים
| תְכוּנָה | עֵרֶך |
|---|---|
| מספר דגם | PB23 |
| פלט כוח פאנטום | 48VDC |
| תדר מיתוג | 100kHz |
| סוג מחבר | 3 Pin XLR (Input/Output) |
| מידות המוצר | 3 x 1.25 x 5 אינץ' |
| משקל פריט | 13.8 אונקיות (כ-0.86 פאונד) |
| חוֹמֶר | אֲלוּמִינְיוּם |
| צֶבַע | שָׁחוֹר |
| יַצרָן | לחמניות |
9. אחריות ותמיכה
9.1 מידע אחריות
rolls products are designed for reliability and performance. This product is covered by a limited manufacturer's warranty against defects in materials and workmanship. The specific duration and terms of the warranty may vary by region and purchase date. Please retain your proof of purchase for warranty claims.
9.2 תמיכת לקוחות
For technical assistance, troubleshooting, or warranty service, please contact rolls customer support. You can typically find contact information on the official rolls webאתר (www.rolls.com) או דרך הסוכן המורשה שלך.
When contacting support, please be prepared to provide your product model (PB23), serial number (if applicable), and a detailed description of the issue.





