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WiWavelength

S4GRU Staff Member
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Everything posted by WiWavelength

  1. The Tucson BEA is in the IBEZ. It is too close to the border with Mexico for SMR 800 MHz to be rebanded until Nextel Mexico and Mexican public safety (if it exists) reband accordingly. So, Sprint still holds its original, interleaved SMR 800 MHz allocations in Tucson. AJ
  2. More or less. Because the PCS A block 20 MHz is contiguous, seven CDMA2000 carriers are possible, but a city the size of Redding likely does not require that many. Yep, I just checked one of our internal documents, and all of your sites have just 1-2 CDMA1X 1900 carriers and 1-2 EV-DO 1900 carriers. So, 2-5 CDMA1X/EV-DO 1900 carriers plus one CDMA1X 800 carrier is a more realistic expectation. Also, Sprint is locked in an FCC battle with an SMR 800 MHz spectrum squatter in your area. So, I would not hold out hope for LTE 800 -- not because of the timeline of Network Vision but because of the legal dispute. Who knows when, if ever the AWS-2/PCS H block auction will take place? But Sprint has quite a few Samsung handsets in the field now that do not support 10 MHz FDD LTE. So, no, should the H block come to fruition anytime soon, I would expect it to house another 5 MHz FDD carrier. AJ
  3. In Redding, Sprint controls the following spectrum licenses: PCS 1900 MHz A block 20 MHz PCS 1900 MHz G block 10 MHz SMR 800 MHz X block 14 MHz Nearly 20 years ago, Sprint acquired at the FCC's first PCS auction the full PCS A block 30 MHz for the San Francisco-Oakland-San Jose MTA (which includes Redding), but over the years, Sprint has partitioned and disaggregated (i.e. sold or swapped) some 10 MHz slices to AT&TWS and VZW. In the case of the Redding BTA, Sprint partitioned and disaggregated the PCS A5 10 MHz block to VZW about five years ago. AJ
  4. Both EV-DO and LTE remain PCS 1900 MHz. Only CDMA1X is on SMR 800 MHz. If CDMA1X 1900 is not available in the center of the basement, then EV-DO 1900 and LTE 1900 will almost assuredly not be available either. AJ
  5. At least one thread has already discussed Republic Wireless extensively. http://s4gru.com/index.php?/topic/1775-republic-wireless-defy-xt/ Do a search, and you may find others. AJ
  6. Should any worker become incapacitated, I volunteer Josh to take his place. AJ
  7. Guys, some members are a bit slow on the uptake. So, please do not tease with intentionally inaccurate info. Or if you do wish to joke around a bit, please use an emoticon to let others know that you are not serious. AJ
  8. And what is up with that black box in western central New Mexico? http://www.youtube.com/watch?v=5vFwTJ44lFw AJ
  9. None that I know of currently, but you ought to take a look at this thread: http://s4gru.com/index.php?/topic/3348-sprint-announces-bring-your-own-device-to-mvnos/ AJ
  10. qHD is only 540x960. You would not likely notice a big difference between qHD and 480x800. Now, if you were coming from a 720x1280 screen, that would be another story... AJ
  11. When have cellphones ever used Yagis? External antennas were mostly whips or rubber duckies. Internal antennas now are mostly PIFAs. AJ
  12. Do you have an old, pre EV-DO handset that you can set to AMPS only mode? I have several and should do some drive testing in rural Kansas. Of course, my spectrum analyzer would also tell the tale. But the AMPS sunset was not a mandated AMPS shut down. I know that you are aware of that. However, some are not. AMPS still operates in many rural areas -- especially in mountainous terrain that makes coverage challenging and in agricultural areas where automated machinery may be controlled by AMPS. AJ
  13. Here is a quick question: are you certain that Cellular 850 MHz carriers in Southern Illinois are no longer running any AMPS? AJ
  14. That would bump up against DTV channel 14 at 470 MHz -- the best UHF channel. Broadcasters would go berserk. It would be the DTV channel 51 and Lower 700 MHz A block issue, but worse. Not gonna happen. AJ
  15. Guys, this is the last word on the matter. Cellular 850 MHz carriers will not transition to VoLTE only anytime soon because those licensees have always faced FCC mandated geographic build out requirements. If VoLTE were to cause their coverage areas to shrink, they would lose that as Cellular Unserved Area. The FCC would not allow hundreds of thousands of square miles of coverage to just evaporate. So, if Cellular 850 MHz carriers ever want to switch away from CDMA1X and W-CDMA, they will have to wait for greater than Release 10 enhancements, such as CoMP, and/or they will have to build out many additional rural sites. Either way, that requires a lot of time and money. VoLTE only is a mirage for still many years to come. AJ
  16. Ah, the urban dweller who thinks that he is self sufficient. It is an unsupportable, idiotic viewpoint. No, it will not. VZW's Upper 700 MHz does not even solve the problem. You really should stop talking when you do not know what you are talking about. Your comeuppance should be that you get in a car accident in a rural area and have your frail VoLTE only voice coverage fail. It will be fine...you hope... AJ
  17. FYI, I split off discussion of T-Mobile's "uncarrier" strategy and its attack ads against AT&T into their own separate threads: http://s4gru.com/index.php?/topic/3359-t-mobiles-new-uncarrier-strategyplans/ http://s4gru.com/index.php?/topic/3360-t-mobile-if-att-thought-our-network-wasnt-great-why-did-they-try-to-buy-it/ AJ
  18. Every engineering/debug screen that I have ever seen or used has expressed PN in decimal. If by chance it is binary at the lower levels, it should likely be a 9 bit number because the range of PNs is exactly 512. AJ
  19. I guess you want me to go circumnavigate my local Sprint site, since I have one that actually has fully three PNs and fully three EV-DO carriers. No two PN, single EV-DO carrier site here. AJ
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