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In Stock Same-day processing on in-stock orders Available to order; contact us to confirm lead time Contact us for availability
Same-day processing on in-stock orders. US orders arrive in 3–5 business days (AK/HI 5–7) · Expedited delivery (2–3 business days) is available for eligible items. Lead time is confirmed after you order. Contact us for availability. Tracking number emailed when your order ships. Shipping policy
Product Overview
Introducing the JBL® CSMA 240 Series Mixer-Amplifier: Elevate Your Commercial Sound Experience with Professional Precision The JBL® CSMA 240 Series of Mixer-Amplifiers stands as a testament to professional audio craftsmanship, seamlessly marrying an industrial allure with cutting-edge functionality, meticulously tailored for the dynamic demands of commercial sound applications. At its core, the CSMA Mixer-Amplifier...
Introducing the JBL® CSMA 240 Series Mixer-Amplifier: Elevate Your Commercial Sound Experience with Professional Precision
The JBL® CSMA 240 Series of Mixer-Amplifiers stands as a testament to professional audio craftsmanship, seamlessly marrying an industrial allure with cutting-edge functionality, meticulously tailored for the dynamic demands of commercial sound applications. At its core, the CSMA Mixer-Amplifier redefines user-friendly operation, presenting a sleek front panel adorned with essential features, ensuring an intuitive experience that harmonizes seamlessly with your environment.
Key Features:
Experience the art of auditory excellence with the JBL CSMA 240 Series Mixer-Amplifier – where innovation meets aesthetic finesse, and your commercial sound journey is redefined.
Specifications
Key Specs
Number of Channels 8 Input / 2 Output
Amplifier Power Rating
4 Ohms / 8 Ohms:
40 W Peak per Channel (1 kHz, 0.5% THD)
5 W RMS per Channel
Load Impedance / Voltage
4 Ohms (Minimum)
70 V (120 Ohms Minimum)
100 V (240 Ohms Minimum)
Audio I/O
2x Block 5-Pin Balanced Line/Mic Input
6x Block 3-Pin Balanced Line/Mic Input
6x Stereo RCA 5-Pin Unbalanced Summed-Mono Input
2x Block 3-Pin Balanced Aux Output
Rackmount Size 1 RU
Amplifier
Form Factor/Type Rackmount
Number of Channels 8 Input / 2 Output
Amplifier Power Rating 4 Ohms / 8 Ohms:,40 W Peak per Channel (1 kHz, 0.5% THD),5 W RMS per Channel
Load Impedance / Voltage 4 Ohms (Minimum), V (120 Ohms Minimum) 100 V (240 Ohms Minimum)
Performance
Frequency Response
Amplifier:
20 Hz to 20 kHz ±2 dB (Low-Z)
80 Hz to 15 kHz ±2 dB (70/100 V)
Line Output:
20 Hz to 20 kHz ±1 dB
Input Sensitivity
Mic:
3 mVrms
Line:
775 mVrms
RCA:
300 mVrms
I/O Impedance
Mic Input:
400 Ohms
Line Input:
20 Kilohms (Balanced)
RCA Input:
50 Kilohms
Output Level
Line Output:
5 Vrms (10-Kilohm Load)
Insertion Loss
1 dB Maximum
SNR > 90 dB
THD
< 0.5% (20 Hz to 20 kHz, Main Output)
0.05% (Line Output)
Crosstalk -70 dB (1 kHz)
Signal Processing
EQ 2-Band
Connectivity
Audio I/O
2x Block 5-Pin Balanced Line/Mic Input
6x Block 3-Pin Balanced Line/Mic Input
6x Stereo RCA 5-Pin Unbalanced Summed-Mono Input
2x Block 3-Pin Balanced Aux Output
Other I/O 2x RJ45 Remote/Volume
Phantom Power 27 VDC
Power
AC Input Power 100 to 240 VAC, 50 / 60 Hz
AC Power Connector 1x IEC
Physical
Rackmount Size 1 RU
Operating Temperature 32 to 95°F / 0 to 35°C
Storage Temperature -4 to 185°F / -20 to 85°C
Operating Humidity 0 to 95% ()
Dimensions 17.2 x 1.7 x 11.9" / 436.9 x 43.2 x 302.3 mm
Weight 10.6 lb / 4.8 kg
Packaging Info
Package Weight 15.2 lb
Box Dimensions (LxWxH) 20.6 x 16.4 x 4.7"
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Same-day processing on in-stock orders; orders placed on weekends or holidays begin processing the next business day. For US orders: Standard 3–5 business days (5–7 business days to Alaska and Hawaii). Expedited delivery (2–3 business days) is available for eligible items and is quoted after you order. Backordered and special-order items ship on confirmed lead times. Estimates are not guarantees; weather, carrier delays, and remote destinations can extend delivery times.
We accept orders only with U.S. shipping and billing addresses (the 50 states and DC). We cannot accept international, APO/FPO, or U.S. territory addresses. We ship via carriers including FedEx, UPS, and USPS. Standard ground shipping is free on all U.S. orders. Expedited shipping is available for eligible items and is quoted after you order; nothing extra is charged without your approval.
Inspect your order on arrival. If an item arrives damaged, defective, or is not what you ordered, contact us within 48 hours so we can arrange a replacement or refund at no cost to you, including return shipping. If a package arrives damaged in transit, also keep all packaging so we can file a carrier claim.
Full policy: Shipping Policy Full policy: Refund & Return Policy
Most items can be returned within 30 days of the delivery date for a refund or exchange, and every return needs an RMA number. For a full refund, items may be opened but must be unused, in original condition with all accessories and packaging, and any free promotional items must be included. Except for damaged, defective, or mis-shipped items, you pay return shipping. Items returned incomplete, used, or missing original packaging may be subject to a restocking fee of up to 15% or a partial refund. Special-order, custom-configured, and clearance/final-sale items, opened software, downloadable content, gift cards, opened consumables and personal-use items, and items missing serial numbers or manufacturer packaging can’t be returned. Any exceptions are noted on the product page.
Once we receive and inspect your return, we email you to confirm approval. Approved refunds go to your original payment method, typically within 3–5 business days of inspection, and your bank or card issuer may take an additional 5–10 business days to post the credit. Original shipping charges are non-refundable unless the item arrived damaged, defective, or was shipped in error.
A manufacturer warranty may apply to an eligible product. Coverage, term, and claim process vary by product, condition, and manufacturer, so check the product listing and manufacturer documentation for the exact term. Open-box, refurbished, used, and final-sale items may have different terms. If warranty eligibility is important to your purchase, contact us before ordering so we can confirm the information available for this item. Our support team can also help locate documentation or start an eligible claim.
We accept Visa, Mastercard, American Express, and Discover cards, PayPal, and Google Pay on supported devices and browsers; checkout shows the options available for your order and device. Purchase orders, NET 30 terms, and wire transfers are offline and by arrangement only. Call us at (800) 581-6868 (Mon–Fri 9 AM – 6 PM ET), email support@audiovideonation.com, or use Live Chat when available.
30-day returns on most items (RMA required). For a full refund, items may be opened but must be unused, in original condition with all accessories and packaging
Return policyReport it within 48 hours for a replacement or refund at no cost, including return shipping
Damaged item policy