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Invitation To Bid ( ITB, Tender Notice)
List of goods:
Mẫu số 02A. PHẠM VI CUNG CẤP HÀNG HÓA (áp dụng đối với loại hợp đồng trọn gói):
1 |
Bộ điều chế mở rộng IP to Analoge 32 kênh |
Softel |
HANGZHOU SOFTEL OPTIC CO., LTD |
Trung Quốc |
2026 |
2 |
Bộ |
- Input:
+ Interface/rate: 2 GE ports (max 64 IP input) Max 840Mbps for each GE input;
+ Stream: UDP, UDP / RTP, 1-7 packets, FEC, SPTS, MPTS;
+ Transport Protocol: UDP/RTP, unicast and multicast, IGMP V2/V3;
+ Packet Length: 188 / 204 Bytes;
- Decoding Parameters:
+ Video: HEVC/H.265, H.264/AVC Level 4.1 HP, MPEG-2 MP@HL;
+ Audio: MPEG-1/2 Layer 1/2, (HE-)AAC,AC3;
+ Data: Teletext, Teletext subtitles, DVB Subtitling;
+ Resolutions: HEVC/H.265:
1080@60P, 1080@60I, 1080@50P, 1080@50I, 720@60P, 720@50P; H.264/AVC:
1080@60I, 1080@50P, 1080@50I, 1080@30P, 1080@25P, 720@60P, 720@50P, 576@50I, 480@60I; MPEG2:
1080@60I, 1080@50I, 720@60P, 720@50P, 576@50I, 480@60I;
+ Aspect ratio: 4:3/16:9;
- Modulation Parameters:
+ Number of channels: up to 32;
+ Connectors: 75Ω , F-jack;
+ Frequency range: 47 – 862MHz, digital modulation process;
+ Output Bandwidth: 400MHz;
+ Output level: maximum 112dBμ V;
+ Return loss: ≥ 14dB;
+ Spurious frequency dist.: ≥ 60dB;
+ Stereo cross talk: > 55dB;
+ Residual carrier accuracy: 0,01;
+ TV standard: PAL B/G/D/K/M/N, NTSC M/J/4.43, SECAM (under development);
+ Video-signal to noise ratio: ≥ 60dB;
- Network Interface:
+ Management: 1 x 100 Base-T Ethernet (RJ 45);
+ Data: 2 x 1000 Base-T Ethernet (RJ 45);
+ Protocol: IEEE802.3 Ethernet, RTP, ARP, IPv4, TCP/UDP, HTTP, IGMPv2/v3;
- Others:
+ Image resolution: up to 1080i;
+ CNR: 60 dB (after internal combining);
+ SNR: > 53 dB (after internal combining);
+ Sampling frequency: 48, 44.1, 32;
+ Output volume adjustment: 0 - 100 %;
- General:
+ Demission: 420mm×440mm×44.5mm (WxLxH);
+ Temperature: 0~45℃ (operation), -20~80℃ (storage);
+ Power Supply: AC100V±10%, 50/60Hz or AC 220V±10%,50/60Hz; |
Kho Viễn thông Thanh Hóa (Địa chỉ: 26A Đại lộ Lê Lợi, phường Hạc Thành, tỉnh Thanh Hóa, Việt Nam). |
||||||
2 |
WDM EDFA 16 cổng 19dB, PON+CATV EDFA |
Fullwell |
Hangzhou Fullwell Optoelectronic Equipment Co., Ltd |
Trung Quốc |
2026 |
5 |
Bộ |
- CATV working wavelength: 1535~1565 (nm) (centre wavelength 1550nm);
- PON OLT Hỗ trợ bước sóng GPON 1310/1490 nm và bước sóng của XGSPON 1270/1577nm; Cho phép tín hiệu PON ghép đi chung cùng tín hiệu RF số và RF tương tự mà không ảnh hưởng đến chất lượng (Limit -10dBm~+10dBm);
- CATV Input power: -5dBm~+10dBm;
- Maximum total optical output power: 41 (dBm);
- OLT pass Wavelength loss: ≤ 1.2 dB;
- CATV & OLT isolation: 40 dB;
- Optical Input Power Range: -5 to +8, or larger (CATV) (dBm);
- Number of Uplink Optical Ports (OLT): 16/32 ports;
- Optical Output Power: ≥ 19 / port, 16/32 output ports (as request) (dBm);
- Optical Output Power Variation: ≤ ± 0.5 (dB);
- Control Interface: RJ45 (embedded). Support MIB table for SNMP software design;
- Accessories: DC-48V cable (compatible with EDFA power) ≥ 3m (Customer request);
- Output power stability: ±0.1 dB;
- Reflective loss:
+ Input: ≥ 45 dB;
+ Output: ≥ 45 dB;
- OSW:
+ Input port: 2;
+ insertion loss: ≤1.5 dB;
+ switching time: ＜0.5 s;
- Direct - Modulation transmitter:
+ working wavelength: 1550nm;
+ Input level: 75~90 dBuV;
+ Output power: 3/5/7/10 dBmW;
- RF test Output level: ≥56 (option) dBuV;
- Optical connector: SC/APC；SC/UPC；LC/APC；LC/PC;
- C/N: ≥ 50 dB;
- C/CTB: ≥ 63 dB;
- C/CSO: ≥ 63 dB;
- Supply voltage: AC(90V ~ 264V, 50/60Hz) or +/-48 VDC (2 Hot-swap Power Supply Modules) V;
- Power Consumption: ＜ 150 W;
- Operating Temperature Range: -70 ℃;
- Maximum working relative humidity: Maximum 95% non-condensing %;
- Storage temperature range: -40 ~ +85 ℃;
- Maximum storage relative humidity: Maximum storage relative humidity %;
- Product net size: 480(L)*480(W)*89(H) mm;
- Package dimension(1 unit): 635 35(W）155（H）mm; |
Kho Viễn thông Thanh Hóa (Địa chỉ: 26A Đại lộ Lê Lợi, phường Hạc Thành, tỉnh Thanh Hóa, Việt Nam). |
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Costs related to contractors when conducting bidding on public procurement (Article 12 of Decree 24/2024/ND-CP)
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