modem

A modulator-demodulator or modem is a computer hardware device that converts data from a digital format into a format suitable for an analog transmission medium such as telephone or radio. A modem transmits data by modulating one or more carrier wave signals to encode digital information, while the receiver demodulates the signal to recreate the original digital information. The goal is to produce a signal that can be transmitted easily and decoded reliably. Modems can be used with almost any means of transmitting analog signals, from light-emitting diodes to radio.
Early modems were devices that used audible sounds suitable for transmission over traditional telephone systems and leased lines. These generally operated at 110 or 300 bits per second (bit/s), and the connection between devices was normally manual, using an attached telephone handset. By the 1970s, higher speeds of 1200 and 2400 bit/s for asynchronous dial connections, 4800 bit/s for synchronous leased line connections and 35 kbit/s for synchronous conditioned leased lines were available. By the 1980s, less expensive 1200 and 2400 bit/s dialup modems were being released, and modems working on radio and other systems were available. As device sophistication grew rapidly in the late 1990s, telephone-based modems quickly exhausted the available bandwidth, reaching the ultimate standard of 56 kbit/s.
The rise of public use of the internet during the late 1990s led to demands for much higher performance, leading to the move away from audio-based systems to entirely new encodings on cable television lines and short-range signals in subcarriers on telephone lines. The move to cellular telephones, especially in the late 1990s and the emergence of smartphones in the 2000s led to the development of ever-faster radio-based systems. Today, modems are ubiquitous and largely invisible, included in almost every mobile computing device in one form or another, and generally capable of speeds on the order of tens or hundreds of megabytes per second.

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  1. C

    DITO Mga idol goods po ba yung todotipid 30 sa modem ? hindi po ba nakaka block ng sim?

    mga idol goods po ba yung todo tipid30 sa modem? hindi po ba nakakablock ng sim?
  2. D

    ovpn Sts unli bypass 649 cap for modem

    good for modem na may built in ovpn pde rin sa android phone phserver Hidden content username:ovpn936-vpnjantit.com password:ovpn936 feedback kung working
  3. D

    Need help d2kft10

    good morning po mga sir. d2kft10 po ang modem gamit ko. nka superadmin na po tapus nung nag change imei ako sa kadahilanang no internet connection kaya nag change imei ako. after ko mag change imei ang nka Indicate sa status ay "NOT SEARCHING" paano po ma fix ito? pwde kaya to yung upload file...
  4. B

    Help Modem not working in smart unli 649

    ask lang guys ano pwede gawin ayaw na gumana sa modem yun sim ko may unlidata bigla na lang ayaw gumana eh
  5. B

    S·T·S Smart in modem

    ask lang wala na ba solusyon para magamit smart sim na may unli data 649 sa modem change imei na ako waley pa rin baka meron kayo list ng imei
  6. A

    HT B320-92 modem

    Hello mga boss, meron na po ba nakagamit ng b320-92 modem? Yung bago ng globe? Okay ba performance niya? Bigay naman po kayo ng review mga boss?
  7. I

    Help Good morning po paano po mag lagay po ng openvpn na built in sa modem sa r051 po pwede po mag pahelp sa lamat Po sa makaturo

    Good morning po paano po mag lagay po ng openvpn na built in sa modem sa r051 po pwede po mag pahelp sa lamat Po sa makaturo 🙏
  8. S

    G·TM FIXED ALL SERVER:SET UP FOR STABLE AND SUPER FAST GLOBE TM NO LOAD FOR MODEM AND PHONE

    🇵🇭VIP SNIPHER PRO🇵🇭 🆕INSTALL NeW LATEST APP 2.0 ON PLAY STORE ONLY ✅FIXED AddTIME ERROR BACK TO ZERO 🔄LATEST ConFIG VErsION 3.0.132 🆕GLobE TM NO LoaD SUPER FAST VIP SERVER🆕 TIPs FoR STabLE AnD FasT INTERNET 1. Go To PHone SETTING 2. SET THE APN PROTOCOL AND APN ROAMING PROTCOL TO IPV4/IPV6...
  9. C

    Help surf2sawa change modem

    tulong naman guys baka may paraan para palitan modem ni surf2sawa 4g lang kasi. may paraan po ba? ginamitN ko ibang modem di gumana
  10. C

    Help guys. change modem surf2sawa

    help guys. gusto ko sana palitan modem ni sufr2sawa kasi 4g lang. ginamitan ko ibang modem kaya lang hindi gumana. pwede po ba at may paraan?
  11. O

    Help Ask lang about disconnected modem

    Ang dami ko kasing nakikita na bumibili ng disconnected na modem na hindi naman nilalagyan ng sim. Legit ba talaga binibili yan at ano purpose nila jan? Sorry sa noob question mga ka phc Tulad nito: ---------------------------------------
  12. O

    S·T·S Unli Data Not Working sa Modem at Pocket Wifi

    bigla nlng hindi gumana sa zte pocket wifi q tapos sinubukan ko sa modem no internet na din sa cp working pa.
  13. O

    Mga boss patulong sa modem nato S10G

    Mga boss patulong sa modem nato zlt s10g naka unlock tozed firmware galing kay boss jhowell kaso parang naka disabled yong telnet gusto ko sana mag change imeil panu kaya ma open ulit yong telnet mga boss thanks Update : nakapag change imei kuna
  14. G

    Help 5G Globe modem??

    Meron na po kayang 5G modem si Globo? Gusto ko kasing gamitin itong GOMO sim ko na naka non-expiry dahil pag may power outage walang internet dito sa bahay. Pang internet backup na rin sa trabaho ko. Or mas maganda mag DITO nalang ako? kaso nga lang hassle need pa iload tuwing ggmitin at di ko...
  15. L

    S·T·S Smart unlidata capping bypass ovpn file pwede sa modem

    Share Ja94 - DropMB username: u1598657976 pass: 123456 pa try mga idol pa feedback nlng direct nayan pra walang pa ligoy2 salamat po pwede sa lahat ng ovpn file yan ginawa ko mismo
  16. J

    Double outdoor wifi antenna sa isang modem, pwede kaya?

    Mga lodi, lalakas kaya ang internet pag dalawang antenna nakaconnect sa isang modem? Halimbawa, 2 hybrid antenna i connect sa dalawang sma splitter sa zlt s10g. Balak ko sanang subukan pero baka hindi gumana. Sayang pera. hahaha
  17. S

    Help L2TP MODEM NOT WORKING

    good day mga bossing! ask lang kung alam niyo. this day kasi di na nag co-connected yung L2TP Servers na ini-input ko sa modem ko. bakit kaya? kanina naman okay siya.
  18. K

    Help Super admin password for HG6145F1 Globe modem ?

    Pahelp po?
  19. P

    Help ZLT 5G modem inquiry

    Hello sa mga lodi dyan na madami alam sa AT commands ng ZLT 5G modem x20/x21/z25.... may itatanong lang ako at may hinahanap ako specific command.
  20. A

    Help Patulong po..

    Mga sir bakit walang signal ang 936 modem ko s dito..openline nmn..patulong po maraming salamat po
  21. H

    Looking For DITO 5G Modem

    Hi guys looking ako Dito 5G modem kahit hndi openline. Dito sim gagamitin ko. Unilink 200 or WA2000 Bka meron kayo binibenta. Maraming salamat guys.
  22. V

    Help! Best modem for tnt NSD promo.

    Any recommendations po for Tnt unli5g/nsd 749 promo been using mobile hotspot kaka palit lang ng battery ng 5g phone ko na ginawa ko modem and nag ghost touch na yung screen so im looking for any reco po openline, bandlocking, ime change po.. salamat.
  23. S

    Help Cant decide po ung 2k-3k na modem capble of change imei po sana

    pa suggest po ako mga lods ano sa enyu ung mas sulit na 5g modem slamuchpo ng marami
  24. P

    Help Ask lng po about dito 5g wa2000 modem

    Guys ilang mbps sainyo mga naka dito wa2000 sa inyo
  25. L

    Help Surf2Sawa - Namumutol at nangunguha ba ng modem?

    Kahit na prepaid yung Surf2Sawa, pag ba di nakaload ng matagal sa surf2sawa, kukunin ba sa'yo yung modem at puputulin? Salamat sa sasagot
  26. S

    Tools OPENLINE YOUR MODEM / POCKET WIFI HERE [ ALWAYS OPEN ]

    CLOSED AS OF THE MOMENT
  27. P

    Help Smart modem

    Mga lods may bago bili ako pldthome prepaid wifi na register ko na ang sim pero wla sya internet connection nag try din ako nag load ng data wala pa din internet, ano kaya problema nito mga lods? Salamat sa makatulong
  28. B

    S2S Enable Lan and Bypass speed limit Modem: EC511-G-R331 (HELP)

    Need help goys paano ma enable ang LAN1 ng S2S Surf2Sawa? nakapasok na ako sa superadmin ng EC511-G-R331 kaso kahit e enable ko yong LAN1/Port1 kaso wala paring net ang LAN1 connection pano kaya to ma manipulate?
  29. L

    Help Modem for unli 5g nsd 749

    Good evening mga bossing any recommendation na modem para sa unli 5g nsd 749php?
  30. J

    S·T·S Hello guys.. sino po dito nka experience ng TNT Unli data na 30days.. May DATA sya kapag sa cellphone nka kabit, pero pag sa MODEM, wla syang DATA

    hello guys.. sino po dito nka experience ng TNT Unli data na 30days.. May DATA sya kapag sa cellphone nka kabit, pero pag sa MODEM wla syang DATA
  31. R

    Cpf101 wifi modem

    Mga boss ano kaya solusyon dito? May signal naman sya at may load yung simcard pero pag magconnect ka laging No Internet Access..
  32. R

    Help Smart UNLI649 using B310s-938 modem connected without internet pls. help?

    Hi everyone..Ask ko lang kung anong solution ninyo sa case ng aking modem...Ang load ko po is unli649 then no browse na po connected without internet....Mga ilang ulit na ako nag change IMEI..plus check ko na rin date and time ok naman..Baka may iba pang solution paki share naman pls...salamat...
  33. C

    Help Help how to setup IPTIME T16000M TO POSTPAID MODEM

    Pahelp pano setup iptime t16000m sa postpaid modem. yung isang ip lang lalabas? TIA
  34. A

    Help Smart regular sim sa modem zlt sg10g

    Pwede po ba ang smart regular sim na may giga stories sa zlt sg10g? Gagana po ba? Naka openline sya with tozed ui. Salamat po sa sasagot.
  35. B

    S·T·S HELP: 936 MODEM IMEI

    May IMEI po ba kayo sa 936 modem?. Nag reg ako ng unli 5g with Non stop data kaso walang internet sa Modem ko pero sa pocketwifi at Phone meron.
  36. F

    Help Tanong lang. ano po mangyari kapag pinalitan yung IMEI ng Modem Into mobile IMEI? bukod sa pagkaroon ng net.

    tanong lang. ano po mangyari kapag pinalitan yung IMEI ng Modem Into mobile IMEI? bukod sa pagkaroon ng net.
  37. L

    S·T·S Change IMEI Comfast modem

    Please help, pano po mag change ng IMEI ng COMFAST prepaid router?
  38. M

    Tutorial Best prepaid modem for TNT

    Hello guys, WFH kase ako and need ko ng backup internet aside sa PLDT. Need ko lang ng reliable na modem na mabibili sa online shops. Yung kaya sana ang around 50 mbps sa probinsya, around 3 bars dun sa cp. Thanks po
  39. D

    Smart Nagka Issue Sagemcom Fast 5866T 5G Modem

    May marunong ba mag ayos dito ng Sagemcom Fast 5866T 5G Modem Openline Issue: Walang Connection Both Sim Globe/Smart, Nakalagay Status Disconected Any Sim , Ilang beses ko na rin na Reset Wala parin nangyari
  40. M

    Help Black mamba modem

    May ibang way po ba para ma unlocked black mamba modem na hindi kailangan ng magpa remote? May na received na po kasi akong text sa modem ng pldt 5g baka anytime mawalan ng internet. Pang backup po sana.
  41. G

    Unli data ni TNT di na gumana sa globe at home openline.

    Napansin ko kanina lang talaga ako nag unli data ni tnt tapus hindi talaga gumana kahit ano gawin ko. Kaylangan talaga palitan ng IMEI ng phone at yun saka gumana. Sa tagal ko nang ginagnamit ang sim ko sa modem na globe at home ngayun lang talaga ako nka encounter ng ganito. Dahil din cguro...
  42. T

    Help Surf2Sawa vs. Unli Data 649 Prepaid Modem

    Ask ko lang po kung worth it ba lumipat ng Surf2Sawa from Unli Data 649. I've been using Unli Data 649 for more than a year and maganda siya since lahat kami sa bahay ay nakakagamit (6 Devices) for gaming, youtube, tiktok, downloads, and uploads. Yung speed niya is between 20 Mbps - 50 Mbps. But...
  43. M

    Help Pwede ba gawin Wifi extender ung globe modem

    Pwede ba gawin WiFi extender ung globe modem sa kabilang Bahay sana lalagay same speed din ba kahit malayo sa main router?
  44. M

    Help Sino po nag reremote dito ng modem

    R051 po ang modem pa change imei ko sana para gumana Yung unli 5g na promo mga bossing
  45. P

    S·T·S (Q) sa 936 modem ko

    Edit; ok na
  46. X

    TNT Modem Question

    Hello po. Question lang, pwede po ba mag chabge IMEI kahit hindi pa naka openline or downgrade ang modem? Or need talaga? Thank you sa sasagot po.
  47. S

    Looking For Buying Smart 5g Modem

    best offer sana !
  48. P

    Help MODEM FOR SALE??

    Bakit nila to binibili at para saan?
  49. L

    Help Modem for unli internet

    May tutorial po ba kayo kung anong modem po yung dapat gamitin at what sulit registration po sa sim? Preferably po sa tnt po sana. Badly need it po as a student.
  50. S

    S·T·S TNT SIM MODEM PROBLEM FIXED

    hello, i just want to share my experience abt nga sa pag-block ng mga TNT sims sa modems. and as a student super nakakapanghina siya dahil sa unlidata lang den ako umaasa. thankfully now naayos ko na siya by changing my modem’s imei. no otg, no pc. phone ko lang gamit ko. di ko lang sure if sa...

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