T1000M E1 Bit Error Tester

Handheld professional data transmission analyzer, supporting E1/G.703 lines and multiple protocol data interfaces.

Highlights

All-in-one versatility: the tester covers E1 and multiple data interfaces, making field work lighter, faster, and more efficient
Delivers in-depth E1 analysis with framed/unframed testing, timeslot insertion/extraction, CAS/CCS signaling, and Sa-bit operations—designed for telecom professionals who demand precision
Weighing just 0.8 kg with a built-in lithium battery for up to 4 hours of continuous use—perfect for on-site troubleshooting and long workdays.
Clear graphical interface, visual and audible alarms, histogram display, and one-touch saving or printing—all designed for effortless operation and quick results.
Fully compliant with ITU-T G.821, G.826, and M.2100 standards, ensuring every bit of performance is measured with confidence.

E1 test
Data interface test
Advanced analysis
PCM simulation
Level testing

Specifications

Functions/Models	T1000M/C	T1000M/E	T1000M/T
	E1 + Data	E1	E1+Jitter+G.703-64K
Data interface test	√
G.703 test in the same direction			√
Jitter test			√
Level test			√
Pulse template test			√
Dual e1 online error monitoring and timeslot analysis			√
PCM simulation test			√
E1 interface test
75Ω and 120Ω ports	√	√	√
AMI, HDB3 line code type	√	√	√
Line error test in terminal mode	√	√	√
Online “pass” mode test			√
Multiple alarm insertion			√
Time slot busy idle state display			√
Data testing	√
G.703-64K test		√
PCM simulation test			√
IP ping test	√		√
TFT true color			√
Power supply	2200 mAh lithium battery, over 4 hours work
Size	0.8kg, 180x135x70 mm

Application Scenarios

E1 access network maintenance and activation for telecom operators
Transmission line inspection for private networks (power, railway, broadcasting, etc.)
DDF rack wiring test and fault location in data centers
E1 interface compliance verification for equipment manufacturers
Line acceptance and delivery testing for communication engineering projects

Real Experiences with the BER Testers

John L.

“TFN T1000M Bit Error Tester is perfect for our daily E1 line testing. The build quality is excellent, and the measurements are accurate and consistent. It’s definitely a professional-grade instrument worth the investment.”

Scott N.

“I’m very satisfied with TFN’s after-sales service. Their online technical support team responded quickly and patiently guided us through the setup. The T1000M is easy to operate, and the interface is clear even for new users. Great experience overall!”

FAQs

What logistics options do you offer?

We provide optimized logistics solutions based on the urgency of your order, size, weight, and your location:

International Express: Suitable for samples, urgent orders, and small shipments under 22 lb. We partner with top logistics providers such as DHL, FedEx, and UPS, offering door-to-door tracking.

Air Freight: Suitable for medium to large orders or time-sensitive complete equipment, offering an effective balance between cost and speed.

Ocean Freight: Suitable for large-volume orders and the most economical shipping method. We offer a variety of trade terms, including FOB, C&F, and CIF.

What’s the lead time?

For our standard products, if there are in stock and ready for shipment, the lead time is about 7-10 days. For our optional products, the lead time is about 25-30 days.

Do you support online training?

Yes. We understand the importance of proper operation of professional instruments.

Basic Training: We provide a detailed English operating manual.

Online Remote Training: We can provide real-time online operation training and Q&A for you and your team via video conferencing software (such as Zoom and Teams).

On-site Training: Based on project requirements, we can arrange for our engineers to conduct in-depth on-site training (travel expenses are subject to negotiation).

Training content can be customized to your specific application scenario.